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authorLinus Torvalds <torvalds@g5.osdl.org>2006-10-02 11:18:43 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-02 11:18:43 -0400
commit12dce6263d43daeb4e16fa4eb964c1c99fa4fa2e (patch)
treee70a514e5fec67be191e12eba508db8ced967a4b
parent3f2e05e90e0846c42626e3d272454f26be34a1bc (diff)
parent04b314b2c3732bb5aa752fdbb3076de16decdab6 (diff)
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: [MIPS] Remove unused galileo-boars header files [MIPS] Rename SERIAL_PORT_DEFNS for EV64120 [MIPS] Add UART IRQ number for EV64120 [MIPS] Remove excite_flash.c [MIPS] Update i8259 resources. [MIPS] Make unwind_stack() can dig into interrupted context [MIPS] Stacktrace build-fix and improvement [MIPS] QEMU: Add support for little endian mips [MIPS] Remove __flush_icache_page [MIPS] lockdep: update defconfigs [MIPS] lockdep: Add STACKTRACE_SUPPORT and enable LOCKDEP_SUPPORT [MIPS] lockdep: fix TRACE_IRQFLAGS_SUPPORT
Diffstat
-rw-r--r--arch/mips/Kconfig9
-rw-r--r--arch/mips/basler/excite/excite_flashtest.c294
-rw-r--r--arch/mips/configs/atlas_defconfig3
-rw-r--r--arch/mips/configs/bigsur_defconfig3
-rw-r--r--arch/mips/configs/capcella_defconfig3
-rw-r--r--arch/mips/configs/cobalt_defconfig3
-rw-r--r--arch/mips/configs/db1000_defconfig3
-rw-r--r--arch/mips/configs/db1100_defconfig3
-rw-r--r--arch/mips/configs/db1200_defconfig3
-rw-r--r--arch/mips/configs/db1500_defconfig3
-rw-r--r--arch/mips/configs/db1550_defconfig3
-rw-r--r--arch/mips/configs/ddb5477_defconfig3
-rw-r--r--arch/mips/configs/decstation_defconfig3
-rw-r--r--arch/mips/configs/e55_defconfig2
-rw-r--r--arch/mips/configs/emma2rh_defconfig3
-rw-r--r--arch/mips/configs/ev64120_defconfig3
-rw-r--r--arch/mips/configs/excite_defconfig3
-rw-r--r--arch/mips/configs/ip22_defconfig3
-rw-r--r--arch/mips/configs/ip27_defconfig3
-rw-r--r--arch/mips/configs/ip32_defconfig3
-rw-r--r--arch/mips/configs/it8172_defconfig3
-rw-r--r--arch/mips/configs/ivr_defconfig3
-rw-r--r--arch/mips/configs/jaguar-atx_defconfig3
-rw-r--r--arch/mips/configs/jmr3927_defconfig3
-rw-r--r--arch/mips/configs/lasat200_defconfig3
-rw-r--r--arch/mips/configs/malta_defconfig3
-rw-r--r--arch/mips/configs/mipssim_defconfig3
-rw-r--r--arch/mips/configs/mpc30x_defconfig2
-rw-r--r--arch/mips/configs/ocelot_3_defconfig3
-rw-r--r--arch/mips/configs/ocelot_c_defconfig3
-rw-r--r--arch/mips/configs/ocelot_defconfig3
-rw-r--r--arch/mips/configs/ocelot_g_defconfig3
-rw-r--r--arch/mips/configs/pb1100_defconfig3
-rw-r--r--arch/mips/configs/pb1500_defconfig3
-rw-r--r--arch/mips/configs/pb1550_defconfig3
-rw-r--r--arch/mips/configs/pnx8550-jbs_defconfig3
-rw-r--r--arch/mips/configs/pnx8550-v2pci_defconfig3
-rw-r--r--arch/mips/configs/qemu_defconfig3
-rw-r--r--arch/mips/configs/rbhma4500_defconfig3
-rw-r--r--arch/mips/configs/rm200_defconfig3
-rw-r--r--arch/mips/configs/sb1250-swarm_defconfig3
-rw-r--r--arch/mips/configs/sead_defconfig3
-rw-r--r--arch/mips/configs/tb0226_defconfig3
-rw-r--r--arch/mips/configs/tb0229_defconfig3
-rw-r--r--arch/mips/configs/tb0287_defconfig3
-rw-r--r--arch/mips/configs/workpad_defconfig2
-rw-r--r--arch/mips/configs/wrppmc_defconfig3
-rw-r--r--arch/mips/configs/yosemite_defconfig3
-rw-r--r--arch/mips/defconfig3
-rw-r--r--arch/mips/kernel/Makefile1
-rw-r--r--arch/mips/kernel/genex.S8
-rw-r--r--arch/mips/kernel/i8259.c4
-rw-r--r--arch/mips/kernel/process.c37
-rw-r--r--arch/mips/kernel/scall32-o32.S13
-rw-r--r--arch/mips/kernel/scall64-64.S2
-rw-r--r--arch/mips/kernel/scall64-n32.S2
-rw-r--r--arch/mips/kernel/scall64-o32.S2
-rw-r--r--arch/mips/kernel/stacktrace.c85
-rw-r--r--arch/mips/kernel/traps.c40
-rw-r--r--arch/mips/mm/c-r3k.c21
-rw-r--r--arch/mips/mm/c-r4k.c77
-rw-r--r--arch/mips/mm/c-sb1.c61
-rw-r--r--arch/mips/mm/c-tx39.c29
-rw-r--r--arch/mips/mm/cache.c1
-rw-r--r--arch/mips/mm/tlbex-fault.S4
-rw-r--r--include/asm-mips/cacheflush.h2
-rw-r--r--include/asm-mips/galileo-boards/ev96100.h55
-rw-r--r--include/asm-mips/galileo-boards/ev96100int.h12
-rw-r--r--include/asm-mips/irqflags.h25
-rw-r--r--include/asm-mips/mach-ev64120/mach-gt64120.h1
-rw-r--r--include/asm-mips/serial.h17
-rw-r--r--include/asm-mips/stacktrace.h44
72 files changed, 359 insertions, 625 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 30750c54bdf5..87cee341eb54 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -537,6 +537,7 @@ config QEMU
537 select SYS_HAS_CPU_MIPS32_R1 537 select SYS_HAS_CPU_MIPS32_R1
538 select SYS_SUPPORTS_32BIT_KERNEL 538 select SYS_SUPPORTS_32BIT_KERNEL
539 select SYS_SUPPORTS_BIG_ENDIAN 539 select SYS_SUPPORTS_BIG_ENDIAN
540 select SYS_SUPPORTS_LITTLE_ENDIAN
540 select ARCH_SPARSEMEM_ENABLE 541 select ARCH_SPARSEMEM_ENABLE
541 help 542 help
542 Qemu is a software emulator which among other architectures also 543 Qemu is a software emulator which among other architectures also
@@ -1841,6 +1842,14 @@ config RWSEM_GENERIC_SPINLOCK
1841 bool 1842 bool
1842 default y 1843 default y
1843 1844
1845config LOCKDEP_SUPPORT
1846 bool
1847 default y
1848
1849config STACKTRACE_SUPPORT
1850 bool
1851 default y
1852
1844source "init/Kconfig" 1853source "init/Kconfig"
1845 1854
1846menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" 1855menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
diff --git a/arch/mips/basler/excite/excite_flashtest.c b/arch/mips/basler/excite/excite_flashtest.c
deleted file mode 100644
index f0024a8e3294..000000000000
--- a/arch/mips/basler/excite/excite_flashtest.c
+++ /dev/null
@@ -1,294 +0,0 @@
1/*
2* Copyright (C) 2005 by Basler Vision Technologies AG
3* Author: Thies Moeller <thies.moeller@baslerweb.com>
4*
5* This program is free software; you can redistribute it and/or modify
6* it under the terms of the GNU General Public License as published by
7* the Free Software Foundation; either version 2 of the License, or
8* (at your option) any later version.
9*
10* This program is distributed in the hope that it will be useful,
11* but WITHOUT ANY WARRANTY; without even the implied warranty of
12* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13* GNU General Public License for more details.
14*
15* You should have received a copy of the GNU General Public License
16* along with this program; if not, write to the Free Software
17* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18*/
19
20#include <linux/module.h>
21#include <linux/types.h>
22#include <linux/init.h>
23#include <linux/kernel.h>
24#include <linux/string.h>
25#include <linux/ioport.h>
26#include <linux/device.h>
27#include <linux/delay.h>
28#include <linux/err.h>
29#include <linux/kernel.h>
30
31#include <excite.h>
32
33#include <asm/io.h>
34
35#include <linux/mtd/mtd.h>
36#include <linux/mtd/nand.h>
37#include <linux/mtd/nand_ecc.h>
38#include <linux/mtd/partitions.h>
39#include <asm/rm9k-ocd.h> // for ocd_write
40#include <linux/workqueue.h> // for queue
41
42#include "excite_nandflash.h"
43#include "nandflash.h"
44
45#define PFX "excite flashtest: "
46typedef void __iomem *io_reg_t;
47
48#define io_readb(__a__) __raw_readb((__a__))
49#define io_writeb(__v__, __a__) __raw_writeb((__v__), (__a__))
50
51
52
53static inline const struct resource *excite_nandflash_get_resource(
54 struct platform_device *d, unsigned long flags, const char *basename)
55{
56 const char fmt[] = "%s_%u";
57 char buf[80];
58
59 if (unlikely(snprintf(buf, sizeof buf, fmt, basename, d->id) >= sizeof buf))
60 return NULL;
61
62 return platform_get_resource_byname(d, flags, buf);
63}
64
65static inline io_reg_t
66excite_nandflash_map_regs(struct platform_device *d, const char *basename)
67{
68 void *result = NULL;
69 const struct resource *const r =
70 excite_nandflash_get_resource(d, IORESOURCE_MEM, basename);
71 if (r)
72 result = ioremap_nocache(r->start, r->end + 1 - r->start);
73 return result;
74}
75
76/* controller and mtd information */
77
78struct excite_nandflash_drvdata {
79 struct mtd_info board_mtd;
80 struct nand_chip board_chip;
81 io_reg_t regs;
82};
83
84
85/* command and control functions */
86static void excite_nandflash_hwcontrol(struct mtd_info *mtd, int cmd)
87{
88 struct nand_chip *this = mtd->priv;
89 io_reg_t regs = container_of(mtd,struct excite_nandflash_drvdata,board_mtd)->regs;
90
91 switch (cmd) {
92 /* Select the command latch */
93 case NAND_CTL_SETCLE: this->IO_ADDR_W = regs + EXCITE_NANDFLASH_CMD;
94 break;
95 /* Deselect the command latch */
96 case NAND_CTL_CLRCLE: this->IO_ADDR_W = regs + EXCITE_NANDFLASH_DATA;
97 break;
98 /* Select the address latch */
99 case NAND_CTL_SETALE: this->IO_ADDR_W = regs + EXCITE_NANDFLASH_ADDR;
100 break;
101 /* Deselect the address latch */
102 case NAND_CTL_CLRALE: this->IO_ADDR_W = regs + EXCITE_NANDFLASH_DATA;
103 break;
104 /* Select the chip -- not used */
105 case NAND_CTL_SETNCE:
106 break;
107 /* Deselect the chip -- not used */
108 case NAND_CTL_CLRNCE:
109 break;
110 }
111
112 this->IO_ADDR_R = this->IO_ADDR_W;
113}
114
115/* excite_nandflash_devready()
116 *
117 * returns 0 if the nand is busy, 1 if it is ready
118 */
119static int excite_nandflash_devready(struct mtd_info *mtd)
120{
121 struct excite_nandflash_drvdata *drvdata =
122 container_of(mtd, struct excite_nandflash_drvdata, board_mtd);
123
124 return io_readb(drvdata->regs + EXCITE_NANDFLASH_STATUS);
125}
126
127/* device management functions */
128
129/* excite_nandflash_remove
130 *
131 * called by device layer to remove the driver
132 * the binding to the mtd and all allocated
133 * resources are released
134 */
135static int excite_nandflash_remove(struct device *dev)
136{
137 struct excite_nandflash_drvdata *this = dev_get_drvdata(dev);
138
139 pr_info(PFX "remove");
140
141 dev_set_drvdata(dev, NULL);
142
143 if (this == NULL) {
144 pr_debug(PFX "call remove without private data!!");
145 return 0;
146 }
147
148
149 /* free the common resources */
150 if (this->regs != NULL) {
151 iounmap(this->regs);
152 this->regs = NULL;
153 }
154
155 kfree(this);
156
157 return 0;
158}
159
160static int elapsed;
161
162void my_workqueue_handler(void *arg)
163{
164 elapsed = 1;
165}
166
167DECLARE_WORK(sigElapsed, my_workqueue_handler, 0);
168
169
170/* excite_nandflash_probe
171 *
172 * called by device layer when it finds a device matching
173 * one our driver can handled. This code checks to see if
174 * it can allocate all necessary resources then calls the
175 * nand layer to look for devices
176*/
177static int excite_nandflash_probe(struct device *dev)
178{
179 struct platform_device *pdev = to_platform_device(dev);
180
181 struct excite_nandflash_drvdata *drvdata; /* private driver data */
182 struct nand_chip *board_chip; /* private flash chip data */
183 struct mtd_info *board_mtd; /* mtd info for this board */
184
185 int err = 0;
186 int count = 0;
187 struct timeval tv,endtv;
188 unsigned int dt;
189
190 pr_info(PFX "probe dev: (%p)\n", dev);
191
192 pr_info(PFX "adjust LB timing\n");
193 ocd_writel(0x00000330, LDP2);
194
195 drvdata = kmalloc(sizeof(*drvdata), GFP_KERNEL);
196 if (unlikely(!drvdata)) {
197 printk(KERN_ERR PFX "no memory for drvdata\n");
198 err = -ENOMEM;
199 goto mem_error;
200 }
201
202 /* Initialize structures */
203 memset(drvdata, 0, sizeof(*drvdata));
204
205 /* bind private data into driver */
206 dev_set_drvdata(dev, drvdata);
207
208 /* allocate and map the resource */
209 drvdata->regs =
210 excite_nandflash_map_regs(pdev, EXCITE_NANDFLASH_RESOURCE_REGS);
211
212 if (unlikely(!drvdata->regs)) {
213 printk(KERN_ERR PFX "cannot reserve register region\n");
214 err = -ENXIO;
215 goto io_error;
216 }
217
218 /* initialise our chip */
219 board_chip = &drvdata->board_chip;
220
221 board_chip->IO_ADDR_R = drvdata->regs + EXCITE_NANDFLASH_DATA;
222 board_chip->IO_ADDR_W = drvdata->regs + EXCITE_NANDFLASH_DATA;
223
224 board_chip->hwcontrol = excite_nandflash_hwcontrol;
225 board_chip->dev_ready = excite_nandflash_devready;
226
227 board_chip->chip_delay = 25;
228 #if 0
229 /* TODO: speedup the initial scan */
230 board_chip->options = NAND_USE_FLASH_BBT;
231 #endif
232 board_chip->eccmode = NAND_ECC_SOFT;
233
234 /* link chip to mtd */
235 board_mtd = &drvdata->board_mtd;
236 board_mtd->priv = board_chip;
237
238
239 pr_info(PFX "FlashTest\n");
240 elapsed = 0;
241/* schedule_delayed_work(&sigElapsed, 1*HZ);
242 while (!elapsed) {
243 io_readb(drvdata->regs + EXCITE_NANDFLASH_STATUS);
244 count++;
245 }
246 pr_info(PFX "reads in 1 sec --> %d\n",count);
247*/
248 do_gettimeofday(&tv);
249 for (count = 0 ; count < 1000000; count ++) {
250 io_readb(drvdata->regs + EXCITE_NANDFLASH_STATUS);
251 }
252 do_gettimeofday(&endtv);
253 dt = (endtv.tv_sec - tv.tv_sec) * 1000000 + endtv.tv_usec - tv.tv_usec;
254 pr_info(PFX "%8d us timeval\n",dt);
255 pr_info(PFX "EndFlashTest\n");
256
257/* return with error to unload everything
258*/
259io_error:
260 iounmap(drvdata->regs);
261
262mem_error:
263 kfree(drvdata);
264
265 if (err == 0)
266 err = -EINVAL;
267 return err;
268}
269
270static struct device_driver excite_nandflash_driver = {
271 .name = "excite_nand",
272 .bus = &platform_bus_type,
273 .probe = excite_nandflash_probe,
274 .remove = excite_nandflash_remove,
275};
276
277static int __init excite_nandflash_init(void)
278{
279 pr_info(PFX "register Driver (Rev: $Revision:$)\n");
280 return driver_register(&excite_nandflash_driver);
281}
282
283static void __exit excite_nandflash_exit(void)
284{
285 driver_unregister(&excite_nandflash_driver);
286 pr_info(PFX "Driver unregistered");
287}
288
289module_init(excite_nandflash_init);
290module_exit(excite_nandflash_exit);
291
292MODULE_AUTHOR("Thies Moeller <thies.moeller@baslerweb.com>");
293MODULE_DESCRIPTION("Basler eXcite NAND-Flash driver");
294MODULE_LICENSE("GPL");
diff --git a/arch/mips/configs/atlas_defconfig b/arch/mips/configs/atlas_defconfig
index d3705284de39..35931bedc3df 100644
--- a/arch/mips/configs/atlas_defconfig
+++ b/arch/mips/configs/atlas_defconfig
@@ -161,6 +161,8 @@ CONFIG_HZ=100
161CONFIG_PREEMPT_NONE=y 161CONFIG_PREEMPT_NONE=y
162# CONFIG_PREEMPT_VOLUNTARY is not set 162# CONFIG_PREEMPT_VOLUNTARY is not set
163# CONFIG_PREEMPT is not set 163# CONFIG_PREEMPT is not set
164CONFIG_LOCKDEP_SUPPORT=y
165CONFIG_STACKTRACE_SUPPORT=y
164CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 166CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
165 167
166# 168#
@@ -1304,6 +1306,7 @@ CONFIG_NLS_UTF8=m
1304# 1306#
1305# Kernel hacking 1307# Kernel hacking
1306# 1308#
1309CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1307# CONFIG_PRINTK_TIME is not set 1310# CONFIG_PRINTK_TIME is not set
1308# CONFIG_MAGIC_SYSRQ is not set 1311# CONFIG_MAGIC_SYSRQ is not set
1309# CONFIG_UNUSED_SYMBOLS is not set 1312# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
index e12a475dcbf4..c6a015940b41 100644
--- a/arch/mips/configs/bigsur_defconfig
+++ b/arch/mips/configs/bigsur_defconfig
@@ -167,6 +167,8 @@ CONFIG_PREEMPT_NONE=y
167# CONFIG_PREEMPT_VOLUNTARY is not set 167# CONFIG_PREEMPT_VOLUNTARY is not set
168# CONFIG_PREEMPT is not set 168# CONFIG_PREEMPT is not set
169# CONFIG_PREEMPT_BKL is not set 169# CONFIG_PREEMPT_BKL is not set
170CONFIG_LOCKDEP_SUPPORT=y
171CONFIG_STACKTRACE_SUPPORT=y
170CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 172CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
171 173
172# 174#
@@ -904,6 +906,7 @@ CONFIG_MSDOS_PARTITION=y
904# 906#
905# Kernel hacking 907# Kernel hacking
906# 908#
909CONFIG_TRACE_IRQFLAGS_SUPPORT=y
907CONFIG_PRINTK_TIME=y 910CONFIG_PRINTK_TIME=y
908CONFIG_MAGIC_SYSRQ=y 911CONFIG_MAGIC_SYSRQ=y
909# CONFIG_UNUSED_SYMBOLS is not set 912# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/capcella_defconfig b/arch/mips/configs/capcella_defconfig
index bfade9abb767..e5358121d2da 100644
--- a/arch/mips/configs/capcella_defconfig
+++ b/arch/mips/configs/capcella_defconfig
@@ -149,6 +149,8 @@ CONFIG_HZ=1000
149CONFIG_PREEMPT_NONE=y 149CONFIG_PREEMPT_NONE=y
150# CONFIG_PREEMPT_VOLUNTARY is not set 150# CONFIG_PREEMPT_VOLUNTARY is not set
151# CONFIG_PREEMPT is not set 151# CONFIG_PREEMPT is not set
152CONFIG_LOCKDEP_SUPPORT=y
153CONFIG_STACKTRACE_SUPPORT=y
152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
153 155
154# 156#
@@ -891,6 +893,7 @@ CONFIG_MSDOS_PARTITION=y
891# 893#
892# Kernel hacking 894# Kernel hacking
893# 895#
896CONFIG_TRACE_IRQFLAGS_SUPPORT=y
894# CONFIG_PRINTK_TIME is not set 897# CONFIG_PRINTK_TIME is not set
895# CONFIG_MAGIC_SYSRQ is not set 898# CONFIG_MAGIC_SYSRQ is not set
896# CONFIG_UNUSED_SYMBOLS is not set 899# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/cobalt_defconfig b/arch/mips/configs/cobalt_defconfig
index 4baf2ff1128a..adf1e8c98c65 100644
--- a/arch/mips/configs/cobalt_defconfig
+++ b/arch/mips/configs/cobalt_defconfig
@@ -146,6 +146,8 @@ CONFIG_HZ=1000
146CONFIG_PREEMPT_NONE=y 146CONFIG_PREEMPT_NONE=y
147# CONFIG_PREEMPT_VOLUNTARY is not set 147# CONFIG_PREEMPT_VOLUNTARY is not set
148# CONFIG_PREEMPT is not set 148# CONFIG_PREEMPT is not set
149CONFIG_LOCKDEP_SUPPORT=y
150CONFIG_STACKTRACE_SUPPORT=y
149CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
150 152
151# 153#
@@ -889,6 +891,7 @@ CONFIG_MSDOS_PARTITION=y
889# 891#
890# Kernel hacking 892# Kernel hacking
891# 893#
894CONFIG_TRACE_IRQFLAGS_SUPPORT=y
892# CONFIG_PRINTK_TIME is not set 895# CONFIG_PRINTK_TIME is not set
893# CONFIG_MAGIC_SYSRQ is not set 896# CONFIG_MAGIC_SYSRQ is not set
894# CONFIG_UNUSED_SYMBOLS is not set 897# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/db1000_defconfig b/arch/mips/configs/db1000_defconfig
index 93cca1585bc3..4fd29ffdfb8d 100644
--- a/arch/mips/configs/db1000_defconfig
+++ b/arch/mips/configs/db1000_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -1006,6 +1008,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1006# 1008#
1007# Kernel hacking 1009# Kernel hacking
1008# 1010#
1011CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1009# CONFIG_PRINTK_TIME is not set 1012# CONFIG_PRINTK_TIME is not set
1010# CONFIG_MAGIC_SYSRQ is not set 1013# CONFIG_MAGIC_SYSRQ is not set
1011# CONFIG_UNUSED_SYMBOLS is not set 1014# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/db1100_defconfig b/arch/mips/configs/db1100_defconfig
index ffd99252a837..025b960ba990 100644
--- a/arch/mips/configs/db1100_defconfig
+++ b/arch/mips/configs/db1100_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -1006,6 +1008,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1006# 1008#
1007# Kernel hacking 1009# Kernel hacking
1008# 1010#
1011CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1009# CONFIG_PRINTK_TIME is not set 1012# CONFIG_PRINTK_TIME is not set
1010# CONFIG_MAGIC_SYSRQ is not set 1013# CONFIG_MAGIC_SYSRQ is not set
1011# CONFIG_UNUSED_SYMBOLS is not set 1014# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/db1200_defconfig b/arch/mips/configs/db1200_defconfig
index 63eac5e89b9c..80c9dd98f897 100644
--- a/arch/mips/configs/db1200_defconfig
+++ b/arch/mips/configs/db1200_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -1087,6 +1089,7 @@ CONFIG_NLS_UTF8=m
1087# 1089#
1088# Kernel hacking 1090# Kernel hacking
1089# 1091#
1092CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1090# CONFIG_PRINTK_TIME is not set 1093# CONFIG_PRINTK_TIME is not set
1091# CONFIG_MAGIC_SYSRQ is not set 1094# CONFIG_MAGIC_SYSRQ is not set
1092# CONFIG_UNUSED_SYMBOLS is not set 1095# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/db1500_defconfig b/arch/mips/configs/db1500_defconfig
index 25a095f7dc4e..6caa90b0e176 100644
--- a/arch/mips/configs/db1500_defconfig
+++ b/arch/mips/configs/db1500_defconfig
@@ -149,6 +149,8 @@ CONFIG_HZ=1000
149CONFIG_PREEMPT_NONE=y 149CONFIG_PREEMPT_NONE=y
150# CONFIG_PREEMPT_VOLUNTARY is not set 150# CONFIG_PREEMPT_VOLUNTARY is not set
151# CONFIG_PREEMPT is not set 151# CONFIG_PREEMPT is not set
152CONFIG_LOCKDEP_SUPPORT=y
153CONFIG_STACKTRACE_SUPPORT=y
152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
153 155
154# 156#
@@ -1290,6 +1292,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1290# 1292#
1291# Kernel hacking 1293# Kernel hacking
1292# 1294#
1295CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1293# CONFIG_PRINTK_TIME is not set 1296# CONFIG_PRINTK_TIME is not set
1294# CONFIG_MAGIC_SYSRQ is not set 1297# CONFIG_MAGIC_SYSRQ is not set
1295# CONFIG_UNUSED_SYMBOLS is not set 1298# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/db1550_defconfig b/arch/mips/configs/db1550_defconfig
index dda469c842b3..c6cae86c6ab7 100644
--- a/arch/mips/configs/db1550_defconfig
+++ b/arch/mips/configs/db1550_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
@@ -1111,6 +1113,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1111# 1113#
1112# Kernel hacking 1114# Kernel hacking
1113# 1115#
1116CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1114# CONFIG_PRINTK_TIME is not set 1117# CONFIG_PRINTK_TIME is not set
1115# CONFIG_MAGIC_SYSRQ is not set 1118# CONFIG_MAGIC_SYSRQ is not set
1116# CONFIG_UNUSED_SYMBOLS is not set 1119# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ddb5477_defconfig b/arch/mips/configs/ddb5477_defconfig
index fcd3dd19bc74..72f24001c99e 100644
--- a/arch/mips/configs/ddb5477_defconfig
+++ b/arch/mips/configs/ddb5477_defconfig
@@ -146,6 +146,8 @@ CONFIG_HZ=1000
146CONFIG_PREEMPT_NONE=y 146CONFIG_PREEMPT_NONE=y
147# CONFIG_PREEMPT_VOLUNTARY is not set 147# CONFIG_PREEMPT_VOLUNTARY is not set
148# CONFIG_PREEMPT is not set 148# CONFIG_PREEMPT is not set
149CONFIG_LOCKDEP_SUPPORT=y
150CONFIG_STACKTRACE_SUPPORT=y
149CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
150 152
151# 153#
@@ -852,6 +854,7 @@ CONFIG_MSDOS_PARTITION=y
852# 854#
853# Kernel hacking 855# Kernel hacking
854# 856#
857CONFIG_TRACE_IRQFLAGS_SUPPORT=y
855# CONFIG_PRINTK_TIME is not set 858# CONFIG_PRINTK_TIME is not set
856# CONFIG_MAGIC_SYSRQ is not set 859# CONFIG_MAGIC_SYSRQ is not set
857# CONFIG_UNUSED_SYMBOLS is not set 860# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/decstation_defconfig b/arch/mips/configs/decstation_defconfig
index 8683e0df12e0..be901df7fefa 100644
--- a/arch/mips/configs/decstation_defconfig
+++ b/arch/mips/configs/decstation_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=128
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -828,6 +830,7 @@ CONFIG_ULTRIX_PARTITION=y
828# 830#
829# Kernel hacking 831# Kernel hacking
830# 832#
833CONFIG_TRACE_IRQFLAGS_SUPPORT=y
831# CONFIG_PRINTK_TIME is not set 834# CONFIG_PRINTK_TIME is not set
832CONFIG_MAGIC_SYSRQ=y 835CONFIG_MAGIC_SYSRQ=y
833# CONFIG_UNUSED_SYMBOLS is not set 836# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/e55_defconfig b/arch/mips/configs/e55_defconfig
index 4ace61c95778..6133c28beb8c 100644
--- a/arch/mips/configs/e55_defconfig
+++ b/arch/mips/configs/e55_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
diff --git a/arch/mips/configs/emma2rh_defconfig b/arch/mips/configs/emma2rh_defconfig
index 5847c916c130..a484b7d396fc 100644
--- a/arch/mips/configs/emma2rh_defconfig
+++ b/arch/mips/configs/emma2rh_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147# CONFIG_PREEMPT_VOLUNTARY is not set 147# CONFIG_PREEMPT_VOLUNTARY is not set
148CONFIG_PREEMPT=y 148CONFIG_PREEMPT=y
149CONFIG_PREEMPT_BKL=y 149CONFIG_PREEMPT_BKL=y
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -1180,6 +1182,7 @@ CONFIG_NLS_UTF8=m
1180# 1182#
1181# Kernel hacking 1183# Kernel hacking
1182# 1184#
1185CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1183# CONFIG_PRINTK_TIME is not set 1186# CONFIG_PRINTK_TIME is not set
1184# CONFIG_MAGIC_SYSRQ is not set 1187# CONFIG_MAGIC_SYSRQ is not set
1185# CONFIG_UNUSED_SYMBOLS is not set 1188# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ev64120_defconfig b/arch/mips/configs/ev64120_defconfig
index bc4c4f125c48..21bfcdebf8f5 100644
--- a/arch/mips/configs/ev64120_defconfig
+++ b/arch/mips/configs/ev64120_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
@@ -842,6 +844,7 @@ CONFIG_MSDOS_PARTITION=y
842# 844#
843# Kernel hacking 845# Kernel hacking
844# 846#
847CONFIG_TRACE_IRQFLAGS_SUPPORT=y
845# CONFIG_PRINTK_TIME is not set 848# CONFIG_PRINTK_TIME is not set
846# CONFIG_MAGIC_SYSRQ is not set 849# CONFIG_MAGIC_SYSRQ is not set
847# CONFIG_UNUSED_SYMBOLS is not set 850# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/excite_defconfig b/arch/mips/configs/excite_defconfig
index eb87cbbfd037..1a5b06cfb4d6 100644
--- a/arch/mips/configs/excite_defconfig
+++ b/arch/mips/configs/excite_defconfig
@@ -149,6 +149,8 @@ CONFIG_HZ=1000
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150CONFIG_PREEMPT=y 150CONFIG_PREEMPT=y
151CONFIG_PREEMPT_BKL=y 151CONFIG_PREEMPT_BKL=y
152CONFIG_LOCKDEP_SUPPORT=y
153CONFIG_STACKTRACE_SUPPORT=y
152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
153 155
154# 156#
@@ -1184,6 +1186,7 @@ CONFIG_NLS_ISO8859_1=m
1184# 1186#
1185# Kernel hacking 1187# Kernel hacking
1186# 1188#
1189CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1187# CONFIG_PRINTK_TIME is not set 1190# CONFIG_PRINTK_TIME is not set
1188# CONFIG_MAGIC_SYSRQ is not set 1191# CONFIG_MAGIC_SYSRQ is not set
1189# CONFIG_UNUSED_SYMBOLS is not set 1192# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index cc9b24eda9e8..21d53e0c9ee8 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153# CONFIG_PREEMPT_NONE is not set 153# CONFIG_PREEMPT_NONE is not set
154CONFIG_PREEMPT_VOLUNTARY=y 154CONFIG_PREEMPT_VOLUNTARY=y
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -1147,6 +1149,7 @@ CONFIG_NLS_UTF8=m
1147# 1149#
1148# Kernel hacking 1150# Kernel hacking
1149# 1151#
1152CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1150# CONFIG_PRINTK_TIME is not set 1153# CONFIG_PRINTK_TIME is not set
1151# CONFIG_MAGIC_SYSRQ is not set 1154# CONFIG_MAGIC_SYSRQ is not set
1152# CONFIG_UNUSED_SYMBOLS is not set 1155# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 50092ba8aa71..e3e94c7e5ee1 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -162,6 +162,8 @@ CONFIG_PREEMPT_NONE=y
162# CONFIG_PREEMPT is not set 162# CONFIG_PREEMPT is not set
163CONFIG_PREEMPT_BKL=y 163CONFIG_PREEMPT_BKL=y
164# CONFIG_MIPS_INSANE_LARGE is not set 164# CONFIG_MIPS_INSANE_LARGE is not set
165CONFIG_LOCKDEP_SUPPORT=y
166CONFIG_STACKTRACE_SUPPORT=y
165CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 167CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
166 168
167# 169#
@@ -980,6 +982,7 @@ CONFIG_SGI_PARTITION=y
980# 982#
981# Kernel hacking 983# Kernel hacking
982# 984#
985CONFIG_TRACE_IRQFLAGS_SUPPORT=y
983# CONFIG_PRINTK_TIME is not set 986# CONFIG_PRINTK_TIME is not set
984# CONFIG_MAGIC_SYSRQ is not set 987# CONFIG_MAGIC_SYSRQ is not set
985# CONFIG_UNUSED_SYMBOLS is not set 988# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
index dec2ba6ba03f..b4ab2bea9723 100644
--- a/arch/mips/configs/ip32_defconfig
+++ b/arch/mips/configs/ip32_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153# CONFIG_PREEMPT_NONE is not set 153# CONFIG_PREEMPT_NONE is not set
154CONFIG_PREEMPT_VOLUNTARY=y 154CONFIG_PREEMPT_VOLUNTARY=y
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -922,6 +924,7 @@ CONFIG_SGI_PARTITION=y
922# 924#
923# Kernel hacking 925# Kernel hacking
924# 926#
927CONFIG_TRACE_IRQFLAGS_SUPPORT=y
925# CONFIG_PRINTK_TIME is not set 928# CONFIG_PRINTK_TIME is not set
926# CONFIG_MAGIC_SYSRQ is not set 929# CONFIG_MAGIC_SYSRQ is not set
927# CONFIG_UNUSED_SYMBOLS is not set 930# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/it8172_defconfig b/arch/mips/configs/it8172_defconfig
index 37f9dd7187b1..18d20fb7d5f0 100644
--- a/arch/mips/configs/it8172_defconfig
+++ b/arch/mips/configs/it8172_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
@@ -900,6 +902,7 @@ CONFIG_MSDOS_PARTITION=y
900# 902#
901# Kernel hacking 903# Kernel hacking
902# 904#
905CONFIG_TRACE_IRQFLAGS_SUPPORT=y
903# CONFIG_PRINTK_TIME is not set 906# CONFIG_PRINTK_TIME is not set
904# CONFIG_MAGIC_SYSRQ is not set 907# CONFIG_MAGIC_SYSRQ is not set
905# CONFIG_UNUSED_SYMBOLS is not set 908# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ivr_defconfig b/arch/mips/configs/ivr_defconfig
index 18874a4c24fe..99831d0bf76b 100644
--- a/arch/mips/configs/ivr_defconfig
+++ b/arch/mips/configs/ivr_defconfig
@@ -144,6 +144,8 @@ CONFIG_HZ=1000
144CONFIG_PREEMPT_NONE=y 144CONFIG_PREEMPT_NONE=y
145# CONFIG_PREEMPT_VOLUNTARY is not set 145# CONFIG_PREEMPT_VOLUNTARY is not set
146# CONFIG_PREEMPT is not set 146# CONFIG_PREEMPT is not set
147CONFIG_LOCKDEP_SUPPORT=y
148CONFIG_STACKTRACE_SUPPORT=y
147CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 149CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
148 150
149# 151#
@@ -856,6 +858,7 @@ CONFIG_MSDOS_PARTITION=y
856# 858#
857# Kernel hacking 859# Kernel hacking
858# 860#
861CONFIG_TRACE_IRQFLAGS_SUPPORT=y
859# CONFIG_PRINTK_TIME is not set 862# CONFIG_PRINTK_TIME is not set
860# CONFIG_MAGIC_SYSRQ is not set 863# CONFIG_MAGIC_SYSRQ is not set
861# CONFIG_UNUSED_SYMBOLS is not set 864# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/jaguar-atx_defconfig b/arch/mips/configs/jaguar-atx_defconfig
index 9f1e3048d623..9d4d17ace123 100644
--- a/arch/mips/configs/jaguar-atx_defconfig
+++ b/arch/mips/configs/jaguar-atx_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153CONFIG_PREEMPT_NONE=y 153CONFIG_PREEMPT_NONE=y
154# CONFIG_PREEMPT_VOLUNTARY is not set 154# CONFIG_PREEMPT_VOLUNTARY is not set
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -775,6 +777,7 @@ CONFIG_MSDOS_PARTITION=y
775# 777#
776# Kernel hacking 778# Kernel hacking
777# 779#
780CONFIG_TRACE_IRQFLAGS_SUPPORT=y
778# CONFIG_PRINTK_TIME is not set 781# CONFIG_PRINTK_TIME is not set
779# CONFIG_MAGIC_SYSRQ is not set 782# CONFIG_MAGIC_SYSRQ is not set
780# CONFIG_UNUSED_SYMBOLS is not set 783# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/jmr3927_defconfig b/arch/mips/configs/jmr3927_defconfig
index fded3f73815f..d03746667a96 100644
--- a/arch/mips/configs/jmr3927_defconfig
+++ b/arch/mips/configs/jmr3927_defconfig
@@ -143,6 +143,8 @@ CONFIG_PREEMPT_NONE=y
143# CONFIG_PREEMPT_VOLUNTARY is not set 143# CONFIG_PREEMPT_VOLUNTARY is not set
144# CONFIG_PREEMPT is not set 144# CONFIG_PREEMPT is not set
145CONFIG_RTC_DS1742=y 145CONFIG_RTC_DS1742=y
146CONFIG_LOCKDEP_SUPPORT=y
147CONFIG_STACKTRACE_SUPPORT=y
146CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 148CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
147 149
148# 150#
@@ -872,6 +874,7 @@ CONFIG_MSDOS_PARTITION=y
872# 874#
873# Kernel hacking 875# Kernel hacking
874# 876#
877CONFIG_TRACE_IRQFLAGS_SUPPORT=y
875# CONFIG_PRINTK_TIME is not set 878# CONFIG_PRINTK_TIME is not set
876# CONFIG_MAGIC_SYSRQ is not set 879# CONFIG_MAGIC_SYSRQ is not set
877# CONFIG_UNUSED_SYMBOLS is not set 880# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/lasat200_defconfig b/arch/mips/configs/lasat200_defconfig
index 320b8cdd6e58..1db8249b4c0f 100644
--- a/arch/mips/configs/lasat200_defconfig
+++ b/arch/mips/configs/lasat200_defconfig
@@ -151,6 +151,8 @@ CONFIG_HZ=1000
151CONFIG_PREEMPT_NONE=y 151CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_LOCKDEP_SUPPORT=y
155CONFIG_STACKTRACE_SUPPORT=y
154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
155 157
156# 158#
@@ -970,6 +972,7 @@ CONFIG_MSDOS_PARTITION=y
970# 972#
971# Kernel hacking 973# Kernel hacking
972# 974#
975CONFIG_TRACE_IRQFLAGS_SUPPORT=y
973# CONFIG_PRINTK_TIME is not set 976# CONFIG_PRINTK_TIME is not set
974# CONFIG_MAGIC_SYSRQ is not set 977# CONFIG_MAGIC_SYSRQ is not set
975# CONFIG_UNUSED_SYMBOLS is not set 978# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 0ba1ef5048fb..aeefe2873e38 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -170,6 +170,8 @@ CONFIG_HZ=100
170CONFIG_PREEMPT_NONE=y 170CONFIG_PREEMPT_NONE=y
171# CONFIG_PREEMPT_VOLUNTARY is not set 171# CONFIG_PREEMPT_VOLUNTARY is not set
172# CONFIG_PREEMPT is not set 172# CONFIG_PREEMPT is not set
173CONFIG_LOCKDEP_SUPPORT=y
174CONFIG_STACKTRACE_SUPPORT=y
173CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 175CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
174 176
175# 177#
@@ -1341,6 +1343,7 @@ CONFIG_NLS_UTF8=m
1341# 1343#
1342# Kernel hacking 1344# Kernel hacking
1343# 1345#
1346CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1344# CONFIG_PRINTK_TIME is not set 1347# CONFIG_PRINTK_TIME is not set
1345# CONFIG_MAGIC_SYSRQ is not set 1348# CONFIG_MAGIC_SYSRQ is not set
1346# CONFIG_UNUSED_SYMBOLS is not set 1349# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/mipssim_defconfig b/arch/mips/configs/mipssim_defconfig
index adbeeadddb8f..a3cbd23bf217 100644
--- a/arch/mips/configs/mipssim_defconfig
+++ b/arch/mips/configs/mipssim_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
@@ -799,6 +801,7 @@ CONFIG_MSDOS_PARTITION=y
799# 801#
800# Kernel hacking 802# Kernel hacking
801# 803#
804CONFIG_TRACE_IRQFLAGS_SUPPORT=y
802# CONFIG_PRINTK_TIME is not set 805# CONFIG_PRINTK_TIME is not set
803# CONFIG_MAGIC_SYSRQ is not set 806# CONFIG_MAGIC_SYSRQ is not set
804# CONFIG_UNUSED_SYMBOLS is not set 807# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/mpc30x_defconfig b/arch/mips/configs/mpc30x_defconfig
index 79fd544fcb2a..6570b47426ce 100644
--- a/arch/mips/configs/mpc30x_defconfig
+++ b/arch/mips/configs/mpc30x_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
diff --git a/arch/mips/configs/ocelot_3_defconfig b/arch/mips/configs/ocelot_3_defconfig
index 4d87da2b99fd..440d65f93a94 100644
--- a/arch/mips/configs/ocelot_3_defconfig
+++ b/arch/mips/configs/ocelot_3_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153CONFIG_PREEMPT_NONE=y 153CONFIG_PREEMPT_NONE=y
154# CONFIG_PREEMPT_VOLUNTARY is not set 154# CONFIG_PREEMPT_VOLUNTARY is not set
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -1091,6 +1093,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1091# 1093#
1092# Kernel hacking 1094# Kernel hacking
1093# 1095#
1096CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1094# CONFIG_PRINTK_TIME is not set 1097# CONFIG_PRINTK_TIME is not set
1095# CONFIG_MAGIC_SYSRQ is not set 1098# CONFIG_MAGIC_SYSRQ is not set
1096# CONFIG_UNUSED_SYMBOLS is not set 1099# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ocelot_c_defconfig b/arch/mips/configs/ocelot_c_defconfig
index a7ac2b0a8273..c2c7ae77da3e 100644
--- a/arch/mips/configs/ocelot_c_defconfig
+++ b/arch/mips/configs/ocelot_c_defconfig
@@ -150,6 +150,8 @@ CONFIG_HZ=1000
150CONFIG_PREEMPT_NONE=y 150CONFIG_PREEMPT_NONE=y
151# CONFIG_PREEMPT_VOLUNTARY is not set 151# CONFIG_PREEMPT_VOLUNTARY is not set
152# CONFIG_PREEMPT is not set 152# CONFIG_PREEMPT is not set
153CONFIG_LOCKDEP_SUPPORT=y
154CONFIG_STACKTRACE_SUPPORT=y
153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 155CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
154 156
155# 157#
@@ -839,6 +841,7 @@ CONFIG_MSDOS_PARTITION=y
839# 841#
840# Kernel hacking 842# Kernel hacking
841# 843#
844CONFIG_TRACE_IRQFLAGS_SUPPORT=y
842# CONFIG_PRINTK_TIME is not set 845# CONFIG_PRINTK_TIME is not set
843# CONFIG_MAGIC_SYSRQ is not set 846# CONFIG_MAGIC_SYSRQ is not set
844# CONFIG_UNUSED_SYMBOLS is not set 847# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ocelot_defconfig b/arch/mips/configs/ocelot_defconfig
index 853e7bba5122..67efe270e0cc 100644
--- a/arch/mips/configs/ocelot_defconfig
+++ b/arch/mips/configs/ocelot_defconfig
@@ -154,6 +154,8 @@ CONFIG_HZ=1000
154CONFIG_PREEMPT_NONE=y 154CONFIG_PREEMPT_NONE=y
155# CONFIG_PREEMPT_VOLUNTARY is not set 155# CONFIG_PREEMPT_VOLUNTARY is not set
156# CONFIG_PREEMPT is not set 156# CONFIG_PREEMPT is not set
157CONFIG_LOCKDEP_SUPPORT=y
158CONFIG_STACKTRACE_SUPPORT=y
157CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 159CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
158 160
159# 161#
@@ -788,6 +790,7 @@ CONFIG_MSDOS_PARTITION=y
788# 790#
789# Kernel hacking 791# Kernel hacking
790# 792#
793CONFIG_TRACE_IRQFLAGS_SUPPORT=y
791# CONFIG_PRINTK_TIME is not set 794# CONFIG_PRINTK_TIME is not set
792# CONFIG_MAGIC_SYSRQ is not set 795# CONFIG_MAGIC_SYSRQ is not set
793# CONFIG_UNUSED_SYMBOLS is not set 796# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/ocelot_g_defconfig b/arch/mips/configs/ocelot_g_defconfig
index 8524efa23a49..a10f34de5f7e 100644
--- a/arch/mips/configs/ocelot_g_defconfig
+++ b/arch/mips/configs/ocelot_g_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153CONFIG_PREEMPT_NONE=y 153CONFIG_PREEMPT_NONE=y
154# CONFIG_PREEMPT_VOLUNTARY is not set 154# CONFIG_PREEMPT_VOLUNTARY is not set
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -842,6 +844,7 @@ CONFIG_MSDOS_PARTITION=y
842# 844#
843# Kernel hacking 845# Kernel hacking
844# 846#
847CONFIG_TRACE_IRQFLAGS_SUPPORT=y
845# CONFIG_PRINTK_TIME is not set 848# CONFIG_PRINTK_TIME is not set
846# CONFIG_MAGIC_SYSRQ is not set 849# CONFIG_MAGIC_SYSRQ is not set
847# CONFIG_UNUSED_SYMBOLS is not set 850# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/pb1100_defconfig b/arch/mips/configs/pb1100_defconfig
index 1a16e92900cb..741f8258075c 100644
--- a/arch/mips/configs/pb1100_defconfig
+++ b/arch/mips/configs/pb1100_defconfig
@@ -149,6 +149,8 @@ CONFIG_HZ=1000
149CONFIG_PREEMPT_NONE=y 149CONFIG_PREEMPT_NONE=y
150# CONFIG_PREEMPT_VOLUNTARY is not set 150# CONFIG_PREEMPT_VOLUNTARY is not set
151# CONFIG_PREEMPT is not set 151# CONFIG_PREEMPT is not set
152CONFIG_LOCKDEP_SUPPORT=y
153CONFIG_STACKTRACE_SUPPORT=y
152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
153 155
154# 156#
@@ -1000,6 +1002,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1000# 1002#
1001# Kernel hacking 1003# Kernel hacking
1002# 1004#
1005CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1003# CONFIG_PRINTK_TIME is not set 1006# CONFIG_PRINTK_TIME is not set
1004# CONFIG_MAGIC_SYSRQ is not set 1007# CONFIG_MAGIC_SYSRQ is not set
1005# CONFIG_UNUSED_SYMBOLS is not set 1008# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/pb1500_defconfig b/arch/mips/configs/pb1500_defconfig
index 9ea8edea6f29..8576340714da 100644
--- a/arch/mips/configs/pb1500_defconfig
+++ b/arch/mips/configs/pb1500_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
@@ -1106,6 +1108,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1106# 1108#
1107# Kernel hacking 1109# Kernel hacking
1108# 1110#
1111CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1109# CONFIG_PRINTK_TIME is not set 1112# CONFIG_PRINTK_TIME is not set
1110# CONFIG_MAGIC_SYSRQ is not set 1113# CONFIG_MAGIC_SYSRQ is not set
1111# CONFIG_UNUSED_SYMBOLS is not set 1114# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/pb1550_defconfig b/arch/mips/configs/pb1550_defconfig
index c4a158976f8f..3db7427d1b55 100644
--- a/arch/mips/configs/pb1550_defconfig
+++ b/arch/mips/configs/pb1550_defconfig
@@ -148,6 +148,8 @@ CONFIG_HZ=1000
148CONFIG_PREEMPT_NONE=y 148CONFIG_PREEMPT_NONE=y
149# CONFIG_PREEMPT_VOLUNTARY is not set 149# CONFIG_PREEMPT_VOLUNTARY is not set
150# CONFIG_PREEMPT is not set 150# CONFIG_PREEMPT is not set
151CONFIG_LOCKDEP_SUPPORT=y
152CONFIG_STACKTRACE_SUPPORT=y
151CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 153CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
152 154
153# 155#
@@ -1098,6 +1100,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1098# 1100#
1099# Kernel hacking 1101# Kernel hacking
1100# 1102#
1103CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1101# CONFIG_PRINTK_TIME is not set 1104# CONFIG_PRINTK_TIME is not set
1102# CONFIG_MAGIC_SYSRQ is not set 1105# CONFIG_MAGIC_SYSRQ is not set
1103# CONFIG_UNUSED_SYMBOLS is not set 1106# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/pnx8550-jbs_defconfig b/arch/mips/configs/pnx8550-jbs_defconfig
index 1cbf270c301c..26b0b9883496 100644
--- a/arch/mips/configs/pnx8550-jbs_defconfig
+++ b/arch/mips/configs/pnx8550-jbs_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153CONFIG_PREEMPT_NONE=y 153CONFIG_PREEMPT_NONE=y
154# CONFIG_PREEMPT_VOLUNTARY is not set 154# CONFIG_PREEMPT_VOLUNTARY is not set
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -876,6 +878,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
876# 878#
877# Kernel hacking 879# Kernel hacking
878# 880#
881CONFIG_TRACE_IRQFLAGS_SUPPORT=y
879# CONFIG_PRINTK_TIME is not set 882# CONFIG_PRINTK_TIME is not set
880CONFIG_MAGIC_SYSRQ=y 883CONFIG_MAGIC_SYSRQ=y
881# CONFIG_UNUSED_SYMBOLS is not set 884# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/pnx8550-v2pci_defconfig b/arch/mips/configs/pnx8550-v2pci_defconfig
index bec30b15b9bd..e93266b37dd9 100644
--- a/arch/mips/configs/pnx8550-v2pci_defconfig
+++ b/arch/mips/configs/pnx8550-v2pci_defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153CONFIG_PREEMPT_NONE=y 153CONFIG_PREEMPT_NONE=y
154# CONFIG_PREEMPT_VOLUNTARY is not set 154# CONFIG_PREEMPT_VOLUNTARY is not set
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -1057,6 +1059,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1057# 1059#
1058# Kernel hacking 1060# Kernel hacking
1059# 1061#
1062CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1060# CONFIG_PRINTK_TIME is not set 1063# CONFIG_PRINTK_TIME is not set
1061# CONFIG_MAGIC_SYSRQ is not set 1064# CONFIG_MAGIC_SYSRQ is not set
1062# CONFIG_UNUSED_SYMBOLS is not set 1065# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/qemu_defconfig b/arch/mips/configs/qemu_defconfig
index f5f799e93707..9b0dab822bd0 100644
--- a/arch/mips/configs/qemu_defconfig
+++ b/arch/mips/configs/qemu_defconfig
@@ -145,6 +145,8 @@ CONFIG_HZ=100
145CONFIG_PREEMPT_NONE=y 145CONFIG_PREEMPT_NONE=y
146# CONFIG_PREEMPT_VOLUNTARY is not set 146# CONFIG_PREEMPT_VOLUNTARY is not set
147# CONFIG_PREEMPT is not set 147# CONFIG_PREEMPT is not set
148CONFIG_LOCKDEP_SUPPORT=y
149CONFIG_STACKTRACE_SUPPORT=y
148CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
149 151
150# 152#
@@ -733,6 +735,7 @@ CONFIG_MSDOS_PARTITION=y
733# 735#
734# Kernel hacking 736# Kernel hacking
735# 737#
738CONFIG_TRACE_IRQFLAGS_SUPPORT=y
736# CONFIG_PRINTK_TIME is not set 739# CONFIG_PRINTK_TIME is not set
737# CONFIG_MAGIC_SYSRQ is not set 740# CONFIG_MAGIC_SYSRQ is not set
738# CONFIG_UNUSED_SYMBOLS is not set 741# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/rbhma4500_defconfig b/arch/mips/configs/rbhma4500_defconfig
index 2f5650227ba3..dd0296036026 100644
--- a/arch/mips/configs/rbhma4500_defconfig
+++ b/arch/mips/configs/rbhma4500_defconfig
@@ -155,6 +155,8 @@ CONFIG_HZ=1000
155CONFIG_PREEMPT_NONE=y 155CONFIG_PREEMPT_NONE=y
156# CONFIG_PREEMPT_VOLUNTARY is not set 156# CONFIG_PREEMPT_VOLUNTARY is not set
157# CONFIG_PREEMPT is not set 157# CONFIG_PREEMPT is not set
158CONFIG_LOCKDEP_SUPPORT=y
159CONFIG_STACKTRACE_SUPPORT=y
158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 160CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
159 161
160# 162#
@@ -1335,6 +1337,7 @@ CONFIG_NLS_DEFAULT="iso8859-1"
1335# 1337#
1336# Kernel hacking 1338# Kernel hacking
1337# 1339#
1340CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1338# CONFIG_PRINTK_TIME is not set 1341# CONFIG_PRINTK_TIME is not set
1339# CONFIG_MAGIC_SYSRQ is not set 1342# CONFIG_MAGIC_SYSRQ is not set
1340# CONFIG_UNUSED_SYMBOLS is not set 1343# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig
index 4fee90b2b100..d8a498d64d62 100644
--- a/arch/mips/configs/rm200_defconfig
+++ b/arch/mips/configs/rm200_defconfig
@@ -158,6 +158,8 @@ CONFIG_HZ=1000
158# CONFIG_PREEMPT_NONE is not set 158# CONFIG_PREEMPT_NONE is not set
159CONFIG_PREEMPT_VOLUNTARY=y 159CONFIG_PREEMPT_VOLUNTARY=y
160# CONFIG_PREEMPT is not set 160# CONFIG_PREEMPT is not set
161CONFIG_LOCKDEP_SUPPORT=y
162CONFIG_STACKTRACE_SUPPORT=y
161CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 163CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
162 164
163# 165#
@@ -1584,6 +1586,7 @@ CONFIG_NLS_UTF8=m
1584# 1586#
1585# Kernel hacking 1587# Kernel hacking
1586# 1588#
1589CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1587# CONFIG_PRINTK_TIME is not set 1590# CONFIG_PRINTK_TIME is not set
1588# CONFIG_MAGIC_SYSRQ is not set 1591# CONFIG_MAGIC_SYSRQ is not set
1589# CONFIG_UNUSED_SYMBOLS is not set 1592# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/sb1250-swarm_defconfig b/arch/mips/configs/sb1250-swarm_defconfig
index 9041f095f96f..805a4fe450f5 100644
--- a/arch/mips/configs/sb1250-swarm_defconfig
+++ b/arch/mips/configs/sb1250-swarm_defconfig
@@ -171,6 +171,8 @@ CONFIG_PREEMPT_NONE=y
171# CONFIG_PREEMPT_VOLUNTARY is not set 171# CONFIG_PREEMPT_VOLUNTARY is not set
172# CONFIG_PREEMPT is not set 172# CONFIG_PREEMPT is not set
173CONFIG_PREEMPT_BKL=y 173CONFIG_PREEMPT_BKL=y
174CONFIG_LOCKDEP_SUPPORT=y
175CONFIG_STACKTRACE_SUPPORT=y
174CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 176CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
175 177
176# 178#
@@ -873,6 +875,7 @@ CONFIG_MSDOS_PARTITION=y
873# 875#
874# Kernel hacking 876# Kernel hacking
875# 877#
878CONFIG_TRACE_IRQFLAGS_SUPPORT=y
876# CONFIG_PRINTK_TIME is not set 879# CONFIG_PRINTK_TIME is not set
877# CONFIG_MAGIC_SYSRQ is not set 880# CONFIG_MAGIC_SYSRQ is not set
878# CONFIG_UNUSED_SYMBOLS is not set 881# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/sead_defconfig b/arch/mips/configs/sead_defconfig
index 02abb2f1bfaf..6fcb656d8d87 100644
--- a/arch/mips/configs/sead_defconfig
+++ b/arch/mips/configs/sead_defconfig
@@ -151,6 +151,8 @@ CONFIG_HZ=1000
151CONFIG_PREEMPT_NONE=y 151CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_LOCKDEP_SUPPORT=y
155CONFIG_STACKTRACE_SUPPORT=y
154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
155 157
156# 158#
@@ -581,6 +583,7 @@ CONFIG_PARTITION_ADVANCED=y
581# 583#
582# Kernel hacking 584# Kernel hacking
583# 585#
586CONFIG_TRACE_IRQFLAGS_SUPPORT=y
584# CONFIG_PRINTK_TIME is not set 587# CONFIG_PRINTK_TIME is not set
585# CONFIG_MAGIC_SYSRQ is not set 588# CONFIG_MAGIC_SYSRQ is not set
586# CONFIG_UNUSED_SYMBOLS is not set 589# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/tb0226_defconfig b/arch/mips/configs/tb0226_defconfig
index ca3d0c4ba15b..dc312f19ada7 100644
--- a/arch/mips/configs/tb0226_defconfig
+++ b/arch/mips/configs/tb0226_defconfig
@@ -151,6 +151,8 @@ CONFIG_HZ=1000
151CONFIG_PREEMPT_NONE=y 151CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_LOCKDEP_SUPPORT=y
155CONFIG_STACKTRACE_SUPPORT=y
154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
155 157
156# 158#
@@ -1059,6 +1061,7 @@ CONFIG_MSDOS_PARTITION=y
1059# 1061#
1060# Kernel hacking 1062# Kernel hacking
1061# 1063#
1064CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1062# CONFIG_PRINTK_TIME is not set 1065# CONFIG_PRINTK_TIME is not set
1063# CONFIG_MAGIC_SYSRQ is not set 1066# CONFIG_MAGIC_SYSRQ is not set
1064# CONFIG_UNUSED_SYMBOLS is not set 1067# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/tb0229_defconfig b/arch/mips/configs/tb0229_defconfig
index 4e2009ace278..85615d99b01a 100644
--- a/arch/mips/configs/tb0229_defconfig
+++ b/arch/mips/configs/tb0229_defconfig
@@ -151,6 +151,8 @@ CONFIG_HZ=1000
151CONFIG_PREEMPT_NONE=y 151CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_LOCKDEP_SUPPORT=y
155CONFIG_STACKTRACE_SUPPORT=y
154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
155 157
156# 158#
@@ -968,6 +970,7 @@ CONFIG_MSDOS_PARTITION=y
968# 970#
969# Kernel hacking 971# Kernel hacking
970# 972#
973CONFIG_TRACE_IRQFLAGS_SUPPORT=y
971# CONFIG_PRINTK_TIME is not set 974# CONFIG_PRINTK_TIME is not set
972# CONFIG_MAGIC_SYSRQ is not set 975# CONFIG_MAGIC_SYSRQ is not set
973# CONFIG_UNUSED_SYMBOLS is not set 976# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/tb0287_defconfig b/arch/mips/configs/tb0287_defconfig
index 535a813d01a9..ad7271b3f266 100644
--- a/arch/mips/configs/tb0287_defconfig
+++ b/arch/mips/configs/tb0287_defconfig
@@ -151,6 +151,8 @@ CONFIG_HZ=1000
151CONFIG_PREEMPT_NONE=y 151CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_LOCKDEP_SUPPORT=y
155CONFIG_STACKTRACE_SUPPORT=y
154CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
155 157
156# 158#
@@ -1146,6 +1148,7 @@ CONFIG_MSDOS_PARTITION=y
1146# 1148#
1147# Kernel hacking 1149# Kernel hacking
1148# 1150#
1151CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1149# CONFIG_PRINTK_TIME is not set 1152# CONFIG_PRINTK_TIME is not set
1150# CONFIG_MAGIC_SYSRQ is not set 1153# CONFIG_MAGIC_SYSRQ is not set
1151# CONFIG_UNUSED_SYMBOLS is not set 1154# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/workpad_defconfig b/arch/mips/configs/workpad_defconfig
index 3a3ef20b21cc..863f6a7cadfd 100644
--- a/arch/mips/configs/workpad_defconfig
+++ b/arch/mips/configs/workpad_defconfig
@@ -147,6 +147,8 @@ CONFIG_HZ=1000
147CONFIG_PREEMPT_NONE=y 147CONFIG_PREEMPT_NONE=y
148# CONFIG_PREEMPT_VOLUNTARY is not set 148# CONFIG_PREEMPT_VOLUNTARY is not set
149# CONFIG_PREEMPT is not set 149# CONFIG_PREEMPT is not set
150CONFIG_LOCKDEP_SUPPORT=y
151CONFIG_STACKTRACE_SUPPORT=y
150CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 152CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
151 153
152# 154#
diff --git a/arch/mips/configs/wrppmc_defconfig b/arch/mips/configs/wrppmc_defconfig
index e6b1dea55842..c10267d61cc9 100644
--- a/arch/mips/configs/wrppmc_defconfig
+++ b/arch/mips/configs/wrppmc_defconfig
@@ -155,6 +155,8 @@ CONFIG_HZ=1000
155CONFIG_PREEMPT_NONE=y 155CONFIG_PREEMPT_NONE=y
156# CONFIG_PREEMPT_VOLUNTARY is not set 156# CONFIG_PREEMPT_VOLUNTARY is not set
157# CONFIG_PREEMPT is not set 157# CONFIG_PREEMPT is not set
158CONFIG_LOCKDEP_SUPPORT=y
159CONFIG_STACKTRACE_SUPPORT=y
158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 160CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
159 161
160# 162#
@@ -829,6 +831,7 @@ CONFIG_MSDOS_PARTITION=y
829# 831#
830# Kernel hacking 832# Kernel hacking
831# 833#
834CONFIG_TRACE_IRQFLAGS_SUPPORT=y
832# CONFIG_PRINTK_TIME is not set 835# CONFIG_PRINTK_TIME is not set
833# CONFIG_MAGIC_SYSRQ is not set 836# CONFIG_MAGIC_SYSRQ is not set
834# CONFIG_UNUSED_SYMBOLS is not set 837# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/configs/yosemite_defconfig b/arch/mips/configs/yosemite_defconfig
index 06a072b77b1c..4d3c1329f3cf 100644
--- a/arch/mips/configs/yosemite_defconfig
+++ b/arch/mips/configs/yosemite_defconfig
@@ -152,6 +152,8 @@ CONFIG_PREEMPT_NONE=y
152# CONFIG_PREEMPT_VOLUNTARY is not set 152# CONFIG_PREEMPT_VOLUNTARY is not set
153# CONFIG_PREEMPT is not set 153# CONFIG_PREEMPT is not set
154CONFIG_PREEMPT_BKL=y 154CONFIG_PREEMPT_BKL=y
155CONFIG_LOCKDEP_SUPPORT=y
156CONFIG_STACKTRACE_SUPPORT=y
155CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 157CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
156 158
157# 159#
@@ -760,6 +762,7 @@ CONFIG_MSDOS_PARTITION=y
760# 762#
761# Kernel hacking 763# Kernel hacking
762# 764#
765CONFIG_TRACE_IRQFLAGS_SUPPORT=y
763# CONFIG_PRINTK_TIME is not set 766# CONFIG_PRINTK_TIME is not set
764# CONFIG_MAGIC_SYSRQ is not set 767# CONFIG_MAGIC_SYSRQ is not set
765# CONFIG_UNUSED_SYMBOLS is not set 768# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/defconfig b/arch/mips/defconfig
index cc9b24eda9e8..21d53e0c9ee8 100644
--- a/arch/mips/defconfig
+++ b/arch/mips/defconfig
@@ -153,6 +153,8 @@ CONFIG_HZ=1000
153# CONFIG_PREEMPT_NONE is not set 153# CONFIG_PREEMPT_NONE is not set
154CONFIG_PREEMPT_VOLUNTARY=y 154CONFIG_PREEMPT_VOLUNTARY=y
155# CONFIG_PREEMPT is not set 155# CONFIG_PREEMPT is not set
156CONFIG_LOCKDEP_SUPPORT=y
157CONFIG_STACKTRACE_SUPPORT=y
156CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 158CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
157 159
158# 160#
@@ -1147,6 +1149,7 @@ CONFIG_NLS_UTF8=m
1147# 1149#
1148# Kernel hacking 1150# Kernel hacking
1149# 1151#
1152CONFIG_TRACE_IRQFLAGS_SUPPORT=y
1150# CONFIG_PRINTK_TIME is not set 1153# CONFIG_PRINTK_TIME is not set
1151# CONFIG_MAGIC_SYSRQ is not set 1154# CONFIG_MAGIC_SYSRQ is not set
1152# CONFIG_UNUSED_SYMBOLS is not set 1155# CONFIG_UNUSED_SYMBOLS is not set
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index 881c467c6982..cd9cec9e39e9 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -11,6 +11,7 @@ obj-y += cpu-probe.o branch.o entry.o genex.o irq.o process.o \
11binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \ 11binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \
12 irix5sys.o sysirix.o 12 irix5sys.o sysirix.o
13 13
14obj-$(CONFIG_STACKTRACE) += stacktrace.o
14obj-$(CONFIG_MODULES) += mips_ksyms.o module.o 15obj-$(CONFIG_MODULES) += mips_ksyms.o module.o
15 16
16obj-$(CONFIG_APM) += apm.o 17obj-$(CONFIG_APM) += apm.o
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
index 37fda3dcdfc5..af6ef2fd8300 100644
--- a/arch/mips/kernel/genex.S
+++ b/arch/mips/kernel/genex.S
@@ -220,8 +220,8 @@ NESTED(except_vec_vi_handler, 0, sp)
220 CLI 220 CLI
221 TRACE_IRQS_OFF 221 TRACE_IRQS_OFF
222 move a0, sp 222 move a0, sp
223 jalr v0 223 PTR_LA ra, ret_from_irq
224 j ret_from_irq 224 jr v0
225 END(except_vec_vi_handler) 225 END(except_vec_vi_handler)
226 226
227/* 227/*
@@ -349,8 +349,8 @@ NESTED(nmi_handler, PT_SIZE, sp)
349 .set at 349 .set at
350 __BUILD_\verbose \exception 350 __BUILD_\verbose \exception
351 move a0, sp 351 move a0, sp
352 jal do_\handler 352 PTR_LA ra, ret_from_exception
353 j ret_from_exception 353 j do_\handler
354 END(handle_\exception) 354 END(handle_\exception)
355 .endm 355 .endm
356 356
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index ea36c8e8852c..48e3418c217b 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -302,11 +302,11 @@ static struct irqaction irq2 = {
302}; 302};
303 303
304static struct resource pic1_io_resource = { 304static struct resource pic1_io_resource = {
305 .name = "pic1", .start = 0x20, .end = 0x3f, .flags = IORESOURCE_BUSY 305 .name = "pic1", .start = 0x20, .end = 0x21, .flags = IORESOURCE_BUSY
306}; 306};
307 307
308static struct resource pic2_io_resource = { 308static struct resource pic2_io_resource = {
309 .name = "pic2", .start = 0xa0, .end = 0xbf, .flags = IORESOURCE_BUSY 309 .name = "pic2", .start = 0xa0, .end = 0xa1, .flags = IORESOURCE_BUSY
310}; 310};
311 311
312/* 312/*
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 2613a0dd4b82..045d987bc683 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -40,6 +40,7 @@
40#include <asm/elf.h> 40#include <asm/elf.h>
41#include <asm/isadep.h> 41#include <asm/isadep.h>
42#include <asm/inst.h> 42#include <asm/inst.h>
43#include <asm/stacktrace.h>
43#ifdef CONFIG_MIPS_MT_SMTC 44#ifdef CONFIG_MIPS_MT_SMTC
44#include <asm/mipsmtregs.h> 45#include <asm/mipsmtregs.h>
45extern void smtc_idle_loop_hook(void); 46extern void smtc_idle_loop_hook(void);
@@ -398,7 +399,7 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
398#ifdef CONFIG_KALLSYMS 399#ifdef CONFIG_KALLSYMS
399/* used by show_backtrace() */ 400/* used by show_backtrace() */
400unsigned long unwind_stack(struct task_struct *task, unsigned long *sp, 401unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
401 unsigned long pc, unsigned long ra) 402 unsigned long pc, unsigned long *ra)
402{ 403{
403 unsigned long stack_page; 404 unsigned long stack_page;
404 struct mips_frame_info info; 405 struct mips_frame_info info;
@@ -406,18 +407,42 @@ unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
406 char namebuf[KSYM_NAME_LEN + 1]; 407 char namebuf[KSYM_NAME_LEN + 1];
407 unsigned long size, ofs; 408 unsigned long size, ofs;
408 int leaf; 409 int leaf;
410 extern void ret_from_irq(void);
411 extern void ret_from_exception(void);
409 412
410 stack_page = (unsigned long)task_stack_page(task); 413 stack_page = (unsigned long)task_stack_page(task);
411 if (!stack_page) 414 if (!stack_page)
412 return 0; 415 return 0;
413 416
417 /*
418 * If we reached the bottom of interrupt context,
419 * return saved pc in pt_regs.
420 */
421 if (pc == (unsigned long)ret_from_irq ||
422 pc == (unsigned long)ret_from_exception) {
423 struct pt_regs *regs;
424 if (*sp >= stack_page &&
425 *sp + sizeof(*regs) <= stack_page + THREAD_SIZE - 32) {
426 regs = (struct pt_regs *)*sp;
427 pc = regs->cp0_epc;
428 if (__kernel_text_address(pc)) {
429 *sp = regs->regs[29];
430 *ra = regs->regs[31];
431 return pc;
432 }
433 }
434 return 0;
435 }
414 if (!kallsyms_lookup(pc, &size, &ofs, &modname, namebuf)) 436 if (!kallsyms_lookup(pc, &size, &ofs, &modname, namebuf))
415 return 0; 437 return 0;
416 /* 438 /*
417 * Return ra if an exception occured at the first instruction 439 * Return ra if an exception occured at the first instruction
418 */ 440 */
419 if (unlikely(ofs == 0)) 441 if (unlikely(ofs == 0)) {
420 return ra; 442 pc = *ra;
443 *ra = 0;
444 return pc;
445 }
421 446
422 info.func = (void *)(pc - ofs); 447 info.func = (void *)(pc - ofs);
423 info.func_size = ofs; /* analyze from start to ofs */ 448 info.func_size = ofs; /* analyze from start to ofs */
@@ -436,11 +461,12 @@ unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
436 * one. In that cases avoid to return always the 461 * one. In that cases avoid to return always the
437 * same value. 462 * same value.
438 */ 463 */
439 pc = pc != ra ? ra : 0; 464 pc = pc != *ra ? *ra : 0;
440 else 465 else
441 pc = ((unsigned long *)(*sp))[info.pc_offset]; 466 pc = ((unsigned long *)(*sp))[info.pc_offset];
442 467
443 *sp += info.frame_size; 468 *sp += info.frame_size;
469 *ra = 0;
444 return __kernel_text_address(pc) ? pc : 0; 470 return __kernel_text_address(pc) ? pc : 0;
445} 471}
446#endif 472#endif
@@ -453,6 +479,7 @@ unsigned long get_wchan(struct task_struct *task)
453 unsigned long pc = 0; 479 unsigned long pc = 0;
454#ifdef CONFIG_KALLSYMS 480#ifdef CONFIG_KALLSYMS
455 unsigned long sp; 481 unsigned long sp;
482 unsigned long ra = 0;
456#endif 483#endif
457 484
458 if (!task || task == current || task->state == TASK_RUNNING) 485 if (!task || task == current || task->state == TASK_RUNNING)
@@ -466,7 +493,7 @@ unsigned long get_wchan(struct task_struct *task)
466 sp = task->thread.reg29 + schedule_mfi.frame_size; 493 sp = task->thread.reg29 + schedule_mfi.frame_size;
467 494
468 while (in_sched_functions(pc)) 495 while (in_sched_functions(pc))
469 pc = unwind_stack(task, &sp, pc, 0); 496 pc = unwind_stack(task, &sp, pc, &ra);
470#endif 497#endif
471 498
472out: 499out:
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index e71785102206..61362e6fa9ec 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -28,18 +28,7 @@
28NESTED(handle_sys, PT_SIZE, sp) 28NESTED(handle_sys, PT_SIZE, sp)
29 .set noat 29 .set noat
30 SAVE_SOME 30 SAVE_SOME
31#ifdef CONFIG_TRACE_IRQFLAGS 31 TRACE_IRQS_ON_RELOAD
32 TRACE_IRQS_ON
33#ifdef CONFIG_64BIT
34 LONG_L $8, PT_R8(sp)
35 LONG_L $9, PT_R9(sp)
36#endif
37 LONG_L $7, PT_R7(sp)
38 LONG_L $6, PT_R6(sp)
39 LONG_L $5, PT_R5(sp)
40 LONG_L $4, PT_R4(sp)
41 LONG_L $2, PT_R2(sp)
42#endif
43 STI 32 STI
44 .set at 33 .set at
45 34
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 4c22d0b4825d..6c7b5ed0ea6e 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -34,7 +34,7 @@ NESTED(handle_sys64, PT_SIZE, sp)
34 */ 34 */
35 .set noat 35 .set noat
36 SAVE_SOME 36 SAVE_SOME
37 TRACE_IRQS_ON 37 TRACE_IRQS_ON_RELOAD
38 STI 38 STI
39 .set at 39 .set at
40#endif 40#endif
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index f25c2a2f1038..6d9f18727ac5 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -33,7 +33,7 @@ NESTED(handle_sysn32, PT_SIZE, sp)
33#ifndef CONFIG_MIPS32_O32 33#ifndef CONFIG_MIPS32_O32
34 .set noat 34 .set noat
35 SAVE_SOME 35 SAVE_SOME
36 TRACE_IRQS_ON 36 TRACE_IRQS_ON_RELOAD
37 STI 37 STI
38 .set at 38 .set at
39#endif 39#endif
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 288ee4ac4dbb..2e6d0673163e 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -28,7 +28,7 @@
28NESTED(handle_sys, PT_SIZE, sp) 28NESTED(handle_sys, PT_SIZE, sp)
29 .set noat 29 .set noat
30 SAVE_SOME 30 SAVE_SOME
31 TRACE_IRQS_ON 31 TRACE_IRQS_ON_RELOAD
32 STI 32 STI
33 .set at 33 .set at
34 ld t1, PT_EPC(sp) # skip syscall on return 34 ld t1, PT_EPC(sp) # skip syscall on return
diff --git a/arch/mips/kernel/stacktrace.c b/arch/mips/kernel/stacktrace.c
new file mode 100644
index 000000000000..4aabe526a68e
--- /dev/null
+++ b/arch/mips/kernel/stacktrace.c
@@ -0,0 +1,85 @@
1/*
2 * arch/mips/kernel/stacktrace.c
3 *
4 * Stack trace management functions
5 *
6 * Copyright (C) 2006 Atsushi Nemoto <anemo@mba.ocn.ne.jp>
7 */
8#include <linux/sched.h>
9#include <linux/stacktrace.h>
10#include <asm/stacktrace.h>
11
12/*
13 * Save stack-backtrace addresses into a stack_trace buffer:
14 */
15static void save_raw_context_stack(struct stack_trace *trace,
16 unsigned long reg29)
17{
18 unsigned long *sp = (unsigned long *)reg29;
19 unsigned long addr;
20
21 while (!kstack_end(sp)) {
22 addr = *sp++;
23 if (__kernel_text_address(addr)) {
24 if (trace->skip > 0)
25 trace->skip--;
26 else
27 trace->entries[trace->nr_entries++] = addr;
28 if (trace->nr_entries >= trace->max_entries)
29 break;
30 }
31 }
32}
33
34static void save_context_stack(struct stack_trace *trace,
35 struct task_struct *task, struct pt_regs *regs)
36{
37 unsigned long sp = regs->regs[29];
38#ifdef CONFIG_KALLSYMS
39 unsigned long ra = regs->regs[31];
40 unsigned long pc = regs->cp0_epc;
41
42 if (raw_show_trace || !__kernel_text_address(pc)) {
43 unsigned long stack_page =
44 (unsigned long)task_stack_page(task);
45 if (stack_page && sp >= stack_page &&
46 sp <= stack_page + THREAD_SIZE - 32)
47 save_raw_context_stack(trace, sp);
48 return;
49 }
50 do {
51 if (trace->skip > 0)
52 trace->skip--;
53 else
54 trace->entries[trace->nr_entries++] = pc;
55 if (trace->nr_entries >= trace->max_entries)
56 break;
57 pc = unwind_stack(task, &sp, pc, &ra);
58 } while (pc);
59#else
60 save_raw_context_stack(sp);
61#endif
62}
63
64/*
65 * Save stack-backtrace addresses into a stack_trace buffer.
66 */
67void save_stack_trace(struct stack_trace *trace, struct task_struct *task)
68{
69 struct pt_regs dummyregs;
70 struct pt_regs *regs = &dummyregs;
71
72 WARN_ON(trace->nr_entries || !trace->max_entries);
73
74 if (task && task != current) {
75 regs->regs[29] = task->thread.reg29;
76 regs->regs[31] = 0;
77 regs->cp0_epc = task->thread.reg31;
78 } else {
79 if (!task)
80 task = current;
81 prepare_frametrace(regs);
82 }
83
84 save_context_stack(trace, task, regs);
85}
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index e51d8fd9a152..b7292a56d4cd 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -41,6 +41,7 @@
41#include <asm/mmu_context.h> 41#include <asm/mmu_context.h>
42#include <asm/watch.h> 42#include <asm/watch.h>
43#include <asm/types.h> 43#include <asm/types.h>
44#include <asm/stacktrace.h>
44 45
45extern asmlinkage void handle_int(void); 46extern asmlinkage void handle_int(void);
46extern asmlinkage void handle_tlbm(void); 47extern asmlinkage void handle_tlbm(void);
@@ -92,16 +93,14 @@ static void show_raw_backtrace(unsigned long reg29)
92} 93}
93 94
94#ifdef CONFIG_KALLSYMS 95#ifdef CONFIG_KALLSYMS
95static int raw_show_trace; 96int raw_show_trace;
96static int __init set_raw_show_trace(char *str) 97static int __init set_raw_show_trace(char *str)
97{ 98{
98 raw_show_trace = 1; 99 raw_show_trace = 1;
99 return 1; 100 return 1;
100} 101}
101__setup("raw_show_trace", set_raw_show_trace); 102__setup("raw_show_trace", set_raw_show_trace);
102 103#endif
103extern unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
104 unsigned long pc, unsigned long ra);
105 104
106static void show_backtrace(struct task_struct *task, struct pt_regs *regs) 105static void show_backtrace(struct task_struct *task, struct pt_regs *regs)
107{ 106{
@@ -116,14 +115,10 @@ static void show_backtrace(struct task_struct *task, struct pt_regs *regs)
116 printk("Call Trace:\n"); 115 printk("Call Trace:\n");
117 do { 116 do {
118 print_ip_sym(pc); 117 print_ip_sym(pc);
119 pc = unwind_stack(task, &sp, pc, ra); 118 pc = unwind_stack(task, &sp, pc, &ra);
120 ra = 0;
121 } while (pc); 119 } while (pc);
122 printk("\n"); 120 printk("\n");
123} 121}
124#else
125#define show_backtrace(task, r) show_raw_backtrace((r)->regs[29]);
126#endif
127 122
128/* 123/*
129 * This routine abuses get_user()/put_user() to reference pointers 124 * This routine abuses get_user()/put_user() to reference pointers
@@ -158,28 +153,6 @@ static void show_stacktrace(struct task_struct *task, struct pt_regs *regs)
158 show_backtrace(task, regs); 153 show_backtrace(task, regs);
159} 154}
160 155
161static __always_inline void prepare_frametrace(struct pt_regs *regs)
162{
163 __asm__ __volatile__(
164 ".set push\n\t"
165 ".set noat\n\t"
166#ifdef CONFIG_64BIT
167 "1: dla $1, 1b\n\t"
168 "sd $1, %0\n\t"
169 "sd $29, %1\n\t"
170 "sd $31, %2\n\t"
171#else
172 "1: la $1, 1b\n\t"
173 "sw $1, %0\n\t"
174 "sw $29, %1\n\t"
175 "sw $31, %2\n\t"
176#endif
177 ".set pop\n\t"
178 : "=m" (regs->cp0_epc),
179 "=m" (regs->regs[29]), "=m" (regs->regs[31])
180 : : "memory");
181}
182
183void show_stack(struct task_struct *task, unsigned long *sp) 156void show_stack(struct task_struct *task, unsigned long *sp)
184{ 157{
185 struct pt_regs regs; 158 struct pt_regs regs;
@@ -206,11 +179,6 @@ void dump_stack(void)
206{ 179{
207 struct pt_regs regs; 180 struct pt_regs regs;
208 181
209 /*
210 * Remove any garbage that may be in regs (specially func
211 * addresses) to avoid show_raw_backtrace() to report them
212 */
213 memset(&regs, 0, sizeof(regs));
214 prepare_frametrace(&regs); 182 prepare_frametrace(&regs);
215 show_backtrace(current, &regs); 183 show_backtrace(current, &regs);
216} 184}
diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c
index e1f35ef81145..d1af42c2a52e 100644
--- a/arch/mips/mm/c-r3k.c
+++ b/arch/mips/mm/c-r3k.c
@@ -268,26 +268,6 @@ static void r3k_flush_data_cache_page(unsigned long addr)
268{ 268{
269} 269}
270 270
271static void r3k_flush_icache_page(struct vm_area_struct *vma, struct page *page)
272{
273 struct mm_struct *mm = vma->vm_mm;
274 unsigned long physpage;
275
276 if (cpu_context(smp_processor_id(), mm) == 0)
277 return;
278
279 if (!(vma->vm_flags & VM_EXEC))
280 return;
281
282#ifdef DEBUG_CACHE
283 printk("cpage[%d,%08lx]", cpu_context(smp_processor_id(), mm), page);
284#endif
285
286 physpage = (unsigned long) page_address(page);
287 if (physpage)
288 r3k_flush_icache_range(physpage, physpage + PAGE_SIZE);
289}
290
291static void r3k_flush_cache_sigtramp(unsigned long addr) 271static void r3k_flush_cache_sigtramp(unsigned long addr)
292{ 272{
293 unsigned long flags; 273 unsigned long flags;
@@ -335,7 +315,6 @@ void __init r3k_cache_init(void)
335 flush_cache_mm = r3k_flush_cache_mm; 315 flush_cache_mm = r3k_flush_cache_mm;
336 flush_cache_range = r3k_flush_cache_range; 316 flush_cache_range = r3k_flush_cache_range;
337 flush_cache_page = r3k_flush_cache_page; 317 flush_cache_page = r3k_flush_cache_page;
338 __flush_icache_page = r3k_flush_icache_page;
339 flush_icache_range = r3k_flush_icache_range; 318 flush_icache_range = r3k_flush_icache_range;
340 319
341 flush_cache_sigtramp = r3k_flush_cache_sigtramp; 320 flush_cache_sigtramp = r3k_flush_cache_sigtramp;
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 0b2da53750bd..cc895dad71d2 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -551,82 +551,6 @@ static void r4k_flush_icache_range(unsigned long start, unsigned long end)
551 instruction_hazard(); 551 instruction_hazard();
552} 552}
553 553
554/*
555 * Ok, this seriously sucks. We use them to flush a user page but don't
556 * know the virtual address, so we have to blast away the whole icache
557 * which is significantly more expensive than the real thing. Otoh we at
558 * least know the kernel address of the page so we can flush it
559 * selectivly.
560 */
561
562struct flush_icache_page_args {
563 struct vm_area_struct *vma;
564 struct page *page;
565};
566
567static inline void local_r4k_flush_icache_page(void *args)
568{
569 struct flush_icache_page_args *fip_args = args;
570 struct vm_area_struct *vma = fip_args->vma;
571 struct page *page = fip_args->page;
572
573 /*
574 * Tricky ... Because we don't know the virtual address we've got the
575 * choice of either invalidating the entire primary and secondary
576 * caches or invalidating the secondary caches also. With the subset
577 * enforcment on R4000SC, R4400SC, R10000 and R12000 invalidating the
578 * secondary cache will result in any entries in the primary caches
579 * also getting invalidated which hopefully is a bit more economical.
580 */
581 if (cpu_has_inclusive_pcaches) {
582 unsigned long addr = (unsigned long) page_address(page);
583
584 r4k_blast_scache_page(addr);
585 ClearPageDcacheDirty(page);
586
587 return;
588 }
589
590 if (!cpu_has_ic_fills_f_dc) {
591 unsigned long addr = (unsigned long) page_address(page);
592 r4k_blast_dcache_page(addr);
593 if (!cpu_icache_snoops_remote_store)
594 r4k_blast_scache_page(addr);
595 ClearPageDcacheDirty(page);
596 }
597
598 /*
599 * We're not sure of the virtual address(es) involved here, so
600 * we have to flush the entire I-cache.
601 */
602 if (cpu_has_vtag_icache && vma->vm_mm == current->active_mm) {
603 int cpu = smp_processor_id();
604
605 if (cpu_context(cpu, vma->vm_mm) != 0)
606 drop_mmu_context(vma->vm_mm, cpu);
607 } else
608 r4k_blast_icache();
609}
610
611static void r4k_flush_icache_page(struct vm_area_struct *vma,
612 struct page *page)
613{
614 struct flush_icache_page_args args;
615
616 /*
617 * If there's no context yet, or the page isn't executable, no I-cache
618 * flush is needed.
619 */
620 if (!(vma->vm_flags & VM_EXEC))
621 return;
622
623 args.vma = vma;
624 args.page = page;
625
626 r4k_on_each_cpu(local_r4k_flush_icache_page, &args, 1, 1);
627}
628
629
630#ifdef CONFIG_DMA_NONCOHERENT 554#ifdef CONFIG_DMA_NONCOHERENT
631 555
632static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size) 556static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
@@ -1291,7 +1215,6 @@ void __init r4k_cache_init(void)
1291 __flush_cache_all = r4k___flush_cache_all; 1215 __flush_cache_all = r4k___flush_cache_all;
1292 flush_cache_mm = r4k_flush_cache_mm; 1216 flush_cache_mm = r4k_flush_cache_mm;
1293 flush_cache_page = r4k_flush_cache_page; 1217 flush_cache_page = r4k_flush_cache_page;
1294 __flush_icache_page = r4k_flush_icache_page;
1295 flush_cache_range = r4k_flush_cache_range; 1218 flush_cache_range = r4k_flush_cache_range;
1296 1219
1297 flush_cache_sigtramp = r4k_flush_cache_sigtramp; 1220 flush_cache_sigtramp = r4k_flush_cache_sigtramp;
diff --git a/arch/mips/mm/c-sb1.c b/arch/mips/mm/c-sb1.c
index 16bad7c0a63f..5537558f19f7 100644
--- a/arch/mips/mm/c-sb1.c
+++ b/arch/mips/mm/c-sb1.c
@@ -307,66 +307,6 @@ void sb1_flush_icache_range(unsigned long start, unsigned long end)
307#endif 307#endif
308 308
309/* 309/*
310 * Flush the icache for a given physical page. Need to writeback the
311 * dcache first, then invalidate the icache. If the page isn't
312 * executable, nothing is required.
313 */
314static void local_sb1_flush_icache_page(struct vm_area_struct *vma,
315 struct page *page)
316{
317 unsigned long start;
318 int cpu = smp_processor_id();
319
320#ifndef CONFIG_SMP
321 if (!(vma->vm_flags & VM_EXEC))
322 return;
323#endif
324
325 /* Need to writeback any dirty data for that page, we have the PA */
326 start = (unsigned long)(page-mem_map) << PAGE_SHIFT;
327 __sb1_writeback_inv_dcache_phys_range(start, start + PAGE_SIZE);
328 /*
329 * If there's a context, bump the ASID (cheaper than a flush,
330 * since we don't know VAs!)
331 */
332 if (vma->vm_mm == current->active_mm) {
333 if (cpu_context(cpu, vma->vm_mm) != 0)
334 drop_mmu_context(vma->vm_mm, cpu);
335 } else
336 __sb1_flush_icache_range(start, start + PAGE_SIZE);
337
338}
339
340#ifdef CONFIG_SMP
341struct flush_icache_page_args {
342 struct vm_area_struct *vma;
343 struct page *page;
344};
345
346static void sb1_flush_icache_page_ipi(void *info)
347{
348 struct flush_icache_page_args *args = info;
349 local_sb1_flush_icache_page(args->vma, args->page);
350}
351
352/* Dirty dcache could be on another CPU, so do the IPIs */
353static void sb1_flush_icache_page(struct vm_area_struct *vma,
354 struct page *page)
355{
356 struct flush_icache_page_args args;
357
358 if (!(vma->vm_flags & VM_EXEC))
359 return;
360 args.vma = vma;
361 args.page = page;
362 on_each_cpu(sb1_flush_icache_page_ipi, (void *) &args, 1, 1);
363}
364#else
365void sb1_flush_icache_page(struct vm_area_struct *vma, struct page *page)
366 __attribute__((alias("local_sb1_flush_icache_page")));
367#endif
368
369/*
370 * A signal trampoline must fit into a single cacheline. 310 * A signal trampoline must fit into a single cacheline.
371 */ 311 */
372static void local_sb1_flush_cache_sigtramp(unsigned long addr) 312static void local_sb1_flush_cache_sigtramp(unsigned long addr)
@@ -526,7 +466,6 @@ void sb1_cache_init(void)
526 466
527 /* These routines are for Icache coherence with the Dcache */ 467 /* These routines are for Icache coherence with the Dcache */
528 flush_icache_range = sb1_flush_icache_range; 468 flush_icache_range = sb1_flush_icache_range;
529 __flush_icache_page = sb1_flush_icache_page;
530 flush_icache_all = __sb1_flush_icache_all; /* local only */ 469 flush_icache_all = __sb1_flush_icache_all; /* local only */
531 470
532 /* This implies an Icache flush too, so can't be nop'ed */ 471 /* This implies an Icache flush too, so can't be nop'ed */
diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c
index 932a09d7ef84..f32ebde30ccf 100644
--- a/arch/mips/mm/c-tx39.c
+++ b/arch/mips/mm/c-tx39.c
@@ -248,33 +248,6 @@ static void tx39_flush_icache_range(unsigned long start, unsigned long end)
248 } 248 }
249} 249}
250 250
251/*
252 * Ok, this seriously sucks. We use them to flush a user page but don't
253 * know the virtual address, so we have to blast away the whole icache
254 * which is significantly more expensive than the real thing. Otoh we at
255 * least know the kernel address of the page so we can flush it
256 * selectivly.
257 */
258static void tx39_flush_icache_page(struct vm_area_struct *vma, struct page *page)
259{
260 unsigned long addr;
261 /*
262 * If there's no context yet, or the page isn't executable, no icache
263 * flush is needed.
264 */
265 if (!(vma->vm_flags & VM_EXEC))
266 return;
267
268 addr = (unsigned long) page_address(page);
269 tx39_blast_dcache_page(addr);
270
271 /*
272 * We're not sure of the virtual address(es) involved here, so
273 * we have to flush the entire I-cache.
274 */
275 tx39_blast_icache();
276}
277
278static void tx39_dma_cache_wback_inv(unsigned long addr, unsigned long size) 251static void tx39_dma_cache_wback_inv(unsigned long addr, unsigned long size)
279{ 252{
280 unsigned long end; 253 unsigned long end;
@@ -382,7 +355,6 @@ void __init tx39_cache_init(void)
382 flush_cache_mm = (void *) tx39h_flush_icache_all; 355 flush_cache_mm = (void *) tx39h_flush_icache_all;
383 flush_cache_range = (void *) tx39h_flush_icache_all; 356 flush_cache_range = (void *) tx39h_flush_icache_all;
384 flush_cache_page = (void *) tx39h_flush_icache_all; 357 flush_cache_page = (void *) tx39h_flush_icache_all;
385 __flush_icache_page = (void *) tx39h_flush_icache_all;
386 flush_icache_range = (void *) tx39h_flush_icache_all; 358 flush_icache_range = (void *) tx39h_flush_icache_all;
387 359
388 flush_cache_sigtramp = (void *) tx39h_flush_icache_all; 360 flush_cache_sigtramp = (void *) tx39h_flush_icache_all;
@@ -408,7 +380,6 @@ void __init tx39_cache_init(void)
408 flush_cache_mm = tx39_flush_cache_mm; 380 flush_cache_mm = tx39_flush_cache_mm;
409 flush_cache_range = tx39_flush_cache_range; 381 flush_cache_range = tx39_flush_cache_range;
410 flush_cache_page = tx39_flush_cache_page; 382 flush_cache_page = tx39_flush_cache_page;
411 __flush_icache_page = tx39_flush_icache_page;
412 flush_icache_range = tx39_flush_icache_range; 383 flush_icache_range = tx39_flush_icache_range;
413 384
414 flush_cache_sigtramp = tx39_flush_cache_sigtramp; 385 flush_cache_sigtramp = tx39_flush_cache_sigtramp;
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 40c8b0235183..caf807ded514 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -25,7 +25,6 @@ void (*flush_cache_range)(struct vm_area_struct *vma, unsigned long start,
25void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, 25void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page,
26 unsigned long pfn); 26 unsigned long pfn);
27void (*flush_icache_range)(unsigned long start, unsigned long end); 27void (*flush_icache_range)(unsigned long start, unsigned long end);
28void (*__flush_icache_page)(struct vm_area_struct *vma, struct page *page);
29 28
30/* MIPS specific cache operations */ 29/* MIPS specific cache operations */
31void (*flush_cache_sigtramp)(unsigned long addr); 30void (*flush_cache_sigtramp)(unsigned long addr);
diff --git a/arch/mips/mm/tlbex-fault.S b/arch/mips/mm/tlbex-fault.S
index 9e7f4175b493..e99eaa1fbedc 100644
--- a/arch/mips/mm/tlbex-fault.S
+++ b/arch/mips/mm/tlbex-fault.S
@@ -19,8 +19,8 @@
19 move a0, sp 19 move a0, sp
20 REG_S a2, PT_BVADDR(sp) 20 REG_S a2, PT_BVADDR(sp)
21 li a1, \write 21 li a1, \write
22 jal do_page_fault 22 PTR_LA ra, ret_from_exception
23 j ret_from_exception 23 j do_page_fault
24 END(tlb_do_page_fault_\write) 24 END(tlb_do_page_fault_\write)
25 .endm 25 .endm
26 26
diff --git a/include/asm-mips/cacheflush.h b/include/asm-mips/cacheflush.h
index 36416fdfcf68..9ab59e2bb233 100644
--- a/include/asm-mips/cacheflush.h
+++ b/include/asm-mips/cacheflush.h
@@ -46,8 +46,6 @@ static inline void flush_dcache_page(struct page *page)
46#define flush_dcache_mmap_lock(mapping) do { } while (0) 46#define flush_dcache_mmap_lock(mapping) do { } while (0)
47#define flush_dcache_mmap_unlock(mapping) do { } while (0) 47#define flush_dcache_mmap_unlock(mapping) do { } while (0)
48 48
49extern void (*__flush_icache_page)(struct vm_area_struct *vma,
50 struct page *page);
51static inline void flush_icache_page(struct vm_area_struct *vma, 49static inline void flush_icache_page(struct vm_area_struct *vma,
52 struct page *page) 50 struct page *page)
53{ 51{
diff --git a/include/asm-mips/galileo-boards/ev96100.h b/include/asm-mips/galileo-boards/ev96100.h
deleted file mode 100644
index 070dfd84a8e8..000000000000
--- a/include/asm-mips/galileo-boards/ev96100.h
+++ /dev/null
@@ -1,55 +0,0 @@
1/*
2 *
3 */
4#ifndef _MIPS_EV96100_H
5#define _MIPS_EV96100_H
6
7#include <asm/addrspace.h>
8
9/*
10 * GT64120 config space base address
11 */
12#define GT64120_BASE (KSEG1ADDR(0x14000000))
13#define MIPS_GT_BASE GT64120_BASE
14
15/*
16 * PCI Bus allocation
17 */
18#define GT_PCI_MEM_BASE 0x12000000UL
19#define GT_PCI_MEM_SIZE 0x02000000UL
20#define GT_PCI_IO_BASE 0x10000000UL
21#define GT_PCI_IO_SIZE 0x02000000UL
22#define GT_ISA_IO_BASE PCI_IO_BASE
23
24/*
25 * Duart I/O ports.
26 */
27#define EV96100_COM1_BASE_ADDR (0xBD000000 + 0x20)
28#define EV96100_COM2_BASE_ADDR (0xBD000000 + 0x00)
29
30
31/*
32 * EV96100 interrupt controller register base.
33 */
34#define EV96100_ICTRL_REGS_BASE (KSEG1ADDR(0x1f000000))
35
36/*
37 * EV96100 UART register base.
38 */
39#define EV96100_UART0_REGS_BASE EV96100_COM1_BASE_ADDR
40#define EV96100_UART1_REGS_BASE EV96100_COM2_BASE_ADDR
41#define EV96100_BASE_BAUD ( 3686400 / 16 )
42
43
44/*
45 * Because of an error/peculiarity in the Galileo chip, we need to swap the
46 * bytes when running bigendian.
47 */
48#define __GT_READ(ofs) \
49 (*(volatile u32 *)(GT64120_BASE+(ofs)))
50#define __GT_WRITE(ofs, data) \
51 do { *(volatile u32 *)(GT64120_BASE+(ofs)) = (data); } while (0)
52#define GT_READ(ofs) le32_to_cpu(__GT_READ(ofs))
53#define GT_WRITE(ofs, data) __GT_WRITE(ofs, cpu_to_le32(data))
54
55#endif /* !(_MIPS_EV96100_H) */
diff --git a/include/asm-mips/galileo-boards/ev96100int.h b/include/asm-mips/galileo-boards/ev96100int.h
deleted file mode 100644
index c58b16d06d6e..000000000000
--- a/include/asm-mips/galileo-boards/ev96100int.h
+++ /dev/null
@@ -1,12 +0,0 @@
1/*
2 *
3 */
4#ifndef _MIPS_EV96100INT_H
5#define _MIPS_EV96100INT_H
6
7#define EV96100INT_UART_0 6 /* IP 6 */
8#define EV96100INT_TIMER 7 /* IP 7 */
9
10extern void ev96100int_init(void);
11
12#endif /* !(_MIPS_EV96100_H) */
diff --git a/include/asm-mips/irqflags.h b/include/asm-mips/irqflags.h
index 43ca09a3a3d0..46bf5de5ac72 100644
--- a/include/asm-mips/irqflags.h
+++ b/include/asm-mips/irqflags.h
@@ -213,12 +213,37 @@ static inline int raw_irqs_disabled_flags(unsigned long flags)
213 * Do the CPU's IRQ-state tracing from assembly code. 213 * Do the CPU's IRQ-state tracing from assembly code.
214 */ 214 */
215#ifdef CONFIG_TRACE_IRQFLAGS 215#ifdef CONFIG_TRACE_IRQFLAGS
216/* Reload some registers clobbered by trace_hardirqs_on */
217#ifdef CONFIG_64BIT
218# define TRACE_IRQS_RELOAD_REGS \
219 LONG_L $11, PT_R11(sp); \
220 LONG_L $10, PT_R10(sp); \
221 LONG_L $9, PT_R9(sp); \
222 LONG_L $8, PT_R8(sp); \
223 LONG_L $7, PT_R7(sp); \
224 LONG_L $6, PT_R6(sp); \
225 LONG_L $5, PT_R5(sp); \
226 LONG_L $4, PT_R4(sp); \
227 LONG_L $2, PT_R2(sp)
228#else
229# define TRACE_IRQS_RELOAD_REGS \
230 LONG_L $7, PT_R7(sp); \
231 LONG_L $6, PT_R6(sp); \
232 LONG_L $5, PT_R5(sp); \
233 LONG_L $4, PT_R4(sp); \
234 LONG_L $2, PT_R2(sp)
235#endif
216# define TRACE_IRQS_ON \ 236# define TRACE_IRQS_ON \
237 CLI; /* make sure trace_hardirqs_on() is called in kernel level */ \
217 jal trace_hardirqs_on 238 jal trace_hardirqs_on
239# define TRACE_IRQS_ON_RELOAD \
240 TRACE_IRQS_ON; \
241 TRACE_IRQS_RELOAD_REGS
218# define TRACE_IRQS_OFF \ 242# define TRACE_IRQS_OFF \
219 jal trace_hardirqs_off 243 jal trace_hardirqs_off
220#else 244#else
221# define TRACE_IRQS_ON 245# define TRACE_IRQS_ON
246# define TRACE_IRQS_ON_RELOAD
222# define TRACE_IRQS_OFF 247# define TRACE_IRQS_OFF
223#endif 248#endif
224 249
diff --git a/include/asm-mips/mach-ev64120/mach-gt64120.h b/include/asm-mips/mach-ev64120/mach-gt64120.h
index 13b1443a7a65..7e272ce57ea3 100644
--- a/include/asm-mips/mach-ev64120/mach-gt64120.h
+++ b/include/asm-mips/mach-ev64120/mach-gt64120.h
@@ -42,6 +42,7 @@ extern unsigned long gt64120_base;
42#define EV64120_UART0_REGS_BASE (KSEG1ADDR(EV64120_COM1_BASE_ADDR)) 42#define EV64120_UART0_REGS_BASE (KSEG1ADDR(EV64120_COM1_BASE_ADDR))
43#define EV64120_UART1_REGS_BASE (KSEG1ADDR(EV64120_COM2_BASE_ADDR)) 43#define EV64120_UART1_REGS_BASE (KSEG1ADDR(EV64120_COM2_BASE_ADDR))
44#define EV64120_BASE_BAUD ( 3686400 / 16 ) 44#define EV64120_BASE_BAUD ( 3686400 / 16 )
45#define EV64120_UART_IRQ 6
45 46
46/* 47/*
47 * PCI interrupts will come in on either the INTA or INTD interrups lines, 48 * PCI interrupts will come in on either the INTA or INTD interrups lines,
diff --git a/include/asm-mips/serial.h b/include/asm-mips/serial.h
index 035637c67e7c..c882e04e1497 100644
--- a/include/asm-mips/serial.h
+++ b/include/asm-mips/serial.h
@@ -55,19 +55,18 @@
55 * Galileo EV64120 evaluation board 55 * Galileo EV64120 evaluation board
56 */ 56 */
57#ifdef CONFIG_MIPS_EV64120 57#ifdef CONFIG_MIPS_EV64120
58#include <asm/galileo-boards/ev96100.h> 58#include <mach-gt64120.h>
59#include <asm/galileo-boards/ev96100int.h> 59#define EV64120_SERIAL_PORT_DEFNS \
60#define EV96100_SERIAL_PORT_DEFNS \ 60 { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \
61 { .baud_base = EV96100_BASE_BAUD, .irq = EV96100INT_UART_0, \
62 .flags = STD_COM_FLAGS, \ 61 .flags = STD_COM_FLAGS, \
63 .iomem_base = EV96100_UART0_REGS_BASE, .iomem_reg_shift = 2, \ 62 .iomem_base = EV64120_UART0_REGS_BASE, .iomem_reg_shift = 2, \
64 .io_type = SERIAL_IO_MEM }, \ 63 .io_type = SERIAL_IO_MEM }, \
65 { .baud_base = EV96100_BASE_BAUD, .irq = EV96100INT_UART_0, \ 64 { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \
66 .flags = STD_COM_FLAGS, \ 65 .flags = STD_COM_FLAGS, \
67 .iomem_base = EV96100_UART1_REGS_BASE, .iomem_reg_shift = 2, \ 66 .iomem_base = EV64120_UART1_REGS_BASE, .iomem_reg_shift = 2, \
68 .io_type = SERIAL_IO_MEM }, 67 .io_type = SERIAL_IO_MEM },
69#else 68#else
70#define EV96100_SERIAL_PORT_DEFNS 69#define EV64120_SERIAL_PORT_DEFNS
71#endif 70#endif
72 71
73#ifdef CONFIG_MIPS_ITE8172 72#ifdef CONFIG_MIPS_ITE8172
@@ -239,7 +238,7 @@
239 238
240#define SERIAL_PORT_DFNS \ 239#define SERIAL_PORT_DFNS \
241 DDB5477_SERIAL_PORT_DEFNS \ 240 DDB5477_SERIAL_PORT_DEFNS \
242 EV96100_SERIAL_PORT_DEFNS \ 241 EV64120_SERIAL_PORT_DEFNS \
243 IP32_SERIAL_PORT_DEFNS \ 242 IP32_SERIAL_PORT_DEFNS \
244 ITE_SERIAL_PORT_DEFNS \ 243 ITE_SERIAL_PORT_DEFNS \
245 IVR_SERIAL_PORT_DEFNS \ 244 IVR_SERIAL_PORT_DEFNS \
diff --git a/include/asm-mips/stacktrace.h b/include/asm-mips/stacktrace.h
new file mode 100644
index 000000000000..07f873351a86
--- /dev/null
+++ b/include/asm-mips/stacktrace.h
@@ -0,0 +1,44 @@
1#ifndef _ASM_STACKTRACE_H
2#define _ASM_STACKTRACE_H
3
4#include <asm/ptrace.h>
5
6#ifdef CONFIG_KALLSYMS
7extern int raw_show_trace;
8extern unsigned long unwind_stack(struct task_struct *task, unsigned long *sp,
9 unsigned long pc, unsigned long *ra);
10#else
11#define raw_show_trace 1
12#define unwind_stack(task, sp, pc, ra) 0
13#endif
14
15static __always_inline void prepare_frametrace(struct pt_regs *regs)
16{
17#ifndef CONFIG_KALLSYMS
18 /*
19 * Remove any garbage that may be in regs (specially func
20 * addresses) to avoid show_raw_backtrace() to report them
21 */
22 memset(regs, 0, sizeof(*regs));
23#endif
24 __asm__ __volatile__(
25 ".set push\n\t"
26 ".set noat\n\t"
27#ifdef CONFIG_64BIT
28 "1: dla $1, 1b\n\t"
29 "sd $1, %0\n\t"
30 "sd $29, %1\n\t"
31 "sd $31, %2\n\t"
32#else
33 "1: la $1, 1b\n\t"
34 "sw $1, %0\n\t"
35 "sw $29, %1\n\t"
36 "sw $31, %2\n\t"
37#endif
38 ".set pop\n\t"
39 : "=m" (regs->cp0_epc),
40 "=m" (regs->regs[29]), "=m" (regs->regs[31])
41 : : "memory");
42}
43
44#endif /* _ASM_STACKTRACE_H */
generated by cgit v1.2.2 (git 2.25.0) at 2026-02-09 20:59:00 -0500