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-rw-r--r--Documentation/filesystems/inotify.txt77
-rw-r--r--MAINTAINERS12
-rw-r--r--arch/i386/mach-visws/reboot.c1
-rw-r--r--arch/um/Kconfig_net2
-rw-r--r--arch/um/Makefile30
-rw-r--r--arch/um/Makefile-i38631
-rw-r--r--arch/um/Makefile-x86_646
-rw-r--r--arch/um/drivers/Makefile17
-rw-r--r--arch/um/kernel/uml.lds.S4
-rw-r--r--arch/um/scripts/Makefile.unmap4
-rw-r--r--arch/um/sys-i386/ldt.c114
-rw-r--r--arch/um/sys-i386/unmap.c2
-rw-r--r--arch/um/sys-x86_64/signal.c2
-rw-r--r--arch/um/sys-x86_64/unmap.c2
-rw-r--r--drivers/char/rocket.c3
-rw-r--r--drivers/char/vt.c2
-rw-r--r--drivers/ieee1394/ohci1394.c3
-rw-r--r--drivers/md/bitmap.c9
-rw-r--r--drivers/md/raid0.c8
-rw-r--r--drivers/md/raid1.c37
-rw-r--r--drivers/media/dvb/frontends/lgdt3302.c16
-rw-r--r--drivers/media/video/cx88/cx88-cards.c8
-rw-r--r--drivers/media/video/cx88/cx88-dvb.c4
-rw-r--r--drivers/media/video/cx88/cx88-video.c7
-rw-r--r--drivers/media/video/cx88/cx88.h6
-rw-r--r--drivers/media/video/tea5767.c34
-rw-r--r--drivers/media/video/tuner-core.c33
-rw-r--r--drivers/usb/serial/option.c228
-rw-r--r--fs/ext2/xip.c81
-rw-r--r--fs/hostfs/hostfs_kern.c9
-rw-r--r--fs/hppfs/hppfs_kern.c6
-rw-r--r--include/asm-um/ldt.h5
-rw-r--r--include/linux/raid/bitmap.h2
-rw-r--r--init/do_mounts.c2
-rw-r--r--mm/filemap_xip.c23
35 files changed, 450 insertions, 380 deletions
diff --git a/Documentation/filesystems/inotify.txt b/Documentation/filesystems/inotify.txt
index 2c716041f578..6d501903f68e 100644
--- a/Documentation/filesystems/inotify.txt
+++ b/Documentation/filesystems/inotify.txt
@@ -1,18 +1,22 @@
1 inotify 1 inotify
2 a powerful yet simple file change notification system 2 a powerful yet simple file change notification system
3 3
4 4
5 5
6Document started 15 Mar 2005 by Robert Love <rml@novell.com> 6Document started 15 Mar 2005 by Robert Love <rml@novell.com>
7 7
8
8(i) User Interface 9(i) User Interface
9 10
10Inotify is controlled by a set of three sys calls 11Inotify is controlled by a set of three system calls and normal file I/O on a
12returned file descriptor.
11 13
12First step in using inotify is to initialise an inotify instance 14First step in using inotify is to initialise an inotify instance:
13 15
14 int fd = inotify_init (); 16 int fd = inotify_init ();
15 17
18Each instance is associated with a unique, ordered queue.
19
16Change events are managed by "watches". A watch is an (object,mask) pair where 20Change events are managed by "watches". A watch is an (object,mask) pair where
17the object is a file or directory and the mask is a bit mask of one or more 21the object is a file or directory and the mask is a bit mask of one or more
18inotify events that the application wishes to receive. See <linux/inotify.h> 22inotify events that the application wishes to receive. See <linux/inotify.h>
@@ -22,43 +26,52 @@ Watches are added via a path to the file.
22 26
23Watches on a directory will return events on any files inside of the directory. 27Watches on a directory will return events on any files inside of the directory.
24 28
25Adding a watch is simple, 29Adding a watch is simple:
26 30
27 int wd = inotify_add_watch (fd, path, mask); 31 int wd = inotify_add_watch (fd, path, mask);
28 32
29You can add a large number of files via something like 33Where "fd" is the return value from inotify_init(), path is the path to the
30 34object to watch, and mask is the watch mask (see <linux/inotify.h>).
31 for each file to watch {
32 int wd = inotify_add_watch (fd, file, mask);
33 }
34 35
35You can update an existing watch in the same manner, by passing in a new mask. 36You can update an existing watch in the same manner, by passing in a new mask.
36 37
37An existing watch is removed via the INOTIFY_IGNORE ioctl, for example 38An existing watch is removed via
38 39
39 inotify_rm_watch (fd, wd); 40 int ret = inotify_rm_watch (fd, wd);
40 41
41Events are provided in the form of an inotify_event structure that is read(2) 42Events are provided in the form of an inotify_event structure that is read(2)
42from a inotify instance fd. The filename is of dynamic length and follows the 43from a given inotify instance. The filename is of dynamic length and follows
43struct. It is of size len. The filename is padded with null bytes to ensure 44the struct. It is of size len. The filename is padded with null bytes to
44proper alignment. This padding is reflected in len. 45ensure proper alignment. This padding is reflected in len.
45 46
46You can slurp multiple events by passing a large buffer, for example 47You can slurp multiple events by passing a large buffer, for example
47 48
48 size_t len = read (fd, buf, BUF_LEN); 49 size_t len = read (fd, buf, BUF_LEN);
49 50
50Will return as many events as are available and fit in BUF_LEN. 51Where "buf" is a pointer to an array of "inotify_event" structures at least
52BUF_LEN bytes in size. The above example will return as many events as are
53available and fit in BUF_LEN.
51 54
52each inotify instance fd is also select()- and poll()-able. 55Each inotify instance fd is also select()- and poll()-able.
53 56
54You can find the size of the current event queue via the FIONREAD ioctl. 57You can find the size of the current event queue via the standard FIONREAD
58ioctl on the fd returned by inotify_init().
55 59
56All watches are destroyed and cleaned up on close. 60All watches are destroyed and cleaned up on close.
57 61
58 62
59(ii) Internal Kernel Implementation 63(ii)
64
65Prototypes:
66
67 int inotify_init (void);
68 int inotify_add_watch (int fd, const char *path, __u32 mask);
69 int inotify_rm_watch (int fd, __u32 mask);
70
60 71
61Each open inotify instance is associated with an inotify_device structure. 72(iii) Internal Kernel Implementation
73
74Each inotify instance is associated with an inotify_device structure.
62 75
63Each watch is associated with an inotify_watch structure. Watches are chained 76Each watch is associated with an inotify_watch structure. Watches are chained
64off of each associated device and each associated inode. 77off of each associated device and each associated inode.
@@ -66,7 +79,7 @@ off of each associated device and each associated inode.
66See fs/inotify.c for the locking and lifetime rules. 79See fs/inotify.c for the locking and lifetime rules.
67 80
68 81
69(iii) Rationale 82(iv) Rationale
70 83
71Q: What is the design decision behind not tying the watch to the open fd of 84Q: What is the design decision behind not tying the watch to the open fd of
72 the watched object? 85 the watched object?
@@ -75,9 +88,9 @@ A: Watches are associated with an open inotify device, not an open file.
75 This solves the primary problem with dnotify: keeping the file open pins 88 This solves the primary problem with dnotify: keeping the file open pins
76 the file and thus, worse, pins the mount. Dnotify is therefore infeasible 89 the file and thus, worse, pins the mount. Dnotify is therefore infeasible
77 for use on a desktop system with removable media as the media cannot be 90 for use on a desktop system with removable media as the media cannot be
78 unmounted. 91 unmounted. Watching a file should not require that it be open.
79 92
80Q: What is the design decision behind using an-fd-per-device as opposed to 93Q: What is the design decision behind using an-fd-per-instance as opposed to
81 an fd-per-watch? 94 an fd-per-watch?
82 95
83A: An fd-per-watch quickly consumes more file descriptors than are allowed, 96A: An fd-per-watch quickly consumes more file descriptors than are allowed,
@@ -86,8 +99,8 @@ A: An fd-per-watch quickly consumes more file descriptors than are allowed,
86 can use epoll, but requiring both is a silly and extraneous requirement. 99 can use epoll, but requiring both is a silly and extraneous requirement.
87 A watch consumes less memory than an open file, separating the number 100 A watch consumes less memory than an open file, separating the number
88 spaces is thus sensible. The current design is what user-space developers 101 spaces is thus sensible. The current design is what user-space developers
89 want: Users initialize inotify, once, and add n watches, requiring but one fd 102 want: Users initialize inotify, once, and add n watches, requiring but one
90 and no twiddling with fd limits. Initializing an inotify instance two 103 fd and no twiddling with fd limits. Initializing an inotify instance two
91 thousand times is silly. If we can implement user-space's preferences 104 thousand times is silly. If we can implement user-space's preferences
92 cleanly--and we can, the idr layer makes stuff like this trivial--then we 105 cleanly--and we can, the idr layer makes stuff like this trivial--then we
93 should. 106 should.
@@ -111,9 +124,6 @@ A: An fd-per-watch quickly consumes more file descriptors than are allowed,
111 example, love it. Trust me, I asked. It is not a surprise: Who'd want 124 example, love it. Trust me, I asked. It is not a surprise: Who'd want
112 to manage and block on 1000 fd's via select? 125 to manage and block on 1000 fd's via select?
113 126
114 - You'd have to manage the fd's, as an example: Call close() when you
115 received a delete event.
116
117 - No way to get out of band data. 127 - No way to get out of band data.
118 128
119 - 1024 is still too low. ;-) 129 - 1024 is still too low. ;-)
@@ -122,6 +132,11 @@ A: An fd-per-watch quickly consumes more file descriptors than are allowed,
122 scales to 1000s of directories, juggling 1000s of fd's just does not seem 132 scales to 1000s of directories, juggling 1000s of fd's just does not seem
123 the right interface. It is too heavy. 133 the right interface. It is too heavy.
124 134
135 Additionally, it _is_ possible to more than one instance and
136 juggle more than one queue and thus more than one associated fd. There
137 need not be a one-fd-per-process mapping; it is one-fd-per-queue and a
138 process can easily want more than one queue.
139
125Q: Why the system call approach? 140Q: Why the system call approach?
126 141
127A: The poor user-space interface is the second biggest problem with dnotify. 142A: The poor user-space interface is the second biggest problem with dnotify.
@@ -131,8 +146,6 @@ A: The poor user-space interface is the second biggest problem with dnotify.
131 Obtaining the fd and managing the watches could have been done either via a 146 Obtaining the fd and managing the watches could have been done either via a
132 device file or a family of new system calls. We decided to implement a 147 device file or a family of new system calls. We decided to implement a
133 family of system calls because that is the preffered approach for new kernel 148 family of system calls because that is the preffered approach for new kernel
134 features and it means our user interface requirements. 149 interfaces. The only real difference was whether we wanted to use open(2)
135 150 and ioctl(2) or a couple of new system calls. System calls beat ioctls.
136 Additionally, it _is_ possible to more than one instance and
137 juggle more than one queue and thus more than one associated fd.
138 151
diff --git a/MAINTAINERS b/MAINTAINERS
index 5d014725901c..48aa6d3d3ce9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1169,6 +1169,12 @@ L: linux-input@atrey.karlin.mff.cuni.cz
1169L: linux-joystick@atrey.karlin.mff.cuni.cz 1169L: linux-joystick@atrey.karlin.mff.cuni.cz
1170S: Maintained 1170S: Maintained
1171 1171
1172INOTIFY
1173P: John McCutchan and Robert Love
1174M: ttb@tentacle.dhs.org and rml@novell.com
1175L: linux-kernel@vger.kernel.org
1176S: Maintained
1177
1172INTEL 810/815 FRAMEBUFFER DRIVER 1178INTEL 810/815 FRAMEBUFFER DRIVER
1173P: Antonino Daplas 1179P: Antonino Daplas
1174M: adaplas@pol.net 1180M: adaplas@pol.net
@@ -2420,6 +2426,12 @@ L: linux-usb-users@lists.sourceforge.net
2420L: linux-usb-devel@lists.sourceforge.net 2426L: linux-usb-devel@lists.sourceforge.net
2421S: Maintained 2427S: Maintained
2422 2428
2429USB OPTION-CARD DRIVER
2430P: Matthias Urlichs
2431M: smurf@smurf.noris.de
2432L: linux-usb-devel@lists.sourceforge.net
2433S: Maintained
2434
2423USB OV511 DRIVER 2435USB OV511 DRIVER
2424P: Mark McClelland 2436P: Mark McClelland
2425M: mmcclell@bigfoot.com 2437M: mmcclell@bigfoot.com
diff --git a/arch/i386/mach-visws/reboot.c b/arch/i386/mach-visws/reboot.c
index 3a81e904a7b8..95e4676594e1 100644
--- a/arch/i386/mach-visws/reboot.c
+++ b/arch/i386/mach-visws/reboot.c
@@ -7,6 +7,7 @@
7#include "piix4.h" 7#include "piix4.h"
8 8
9void (*pm_power_off)(void); 9void (*pm_power_off)(void);
10EXPORT_SYMBOL(pm_power_off);
10 11
11void machine_restart(char * __unused) 12void machine_restart(char * __unused)
12{ 13{
diff --git a/arch/um/Kconfig_net b/arch/um/Kconfig_net
index 1c2f9a70d91d..fa2ab2dd78b7 100644
--- a/arch/um/Kconfig_net
+++ b/arch/um/Kconfig_net
@@ -135,7 +135,7 @@ config UML_NET_MCAST
135 135
136config UML_NET_PCAP 136config UML_NET_PCAP
137 bool "pcap transport" 137 bool "pcap transport"
138 depends on UML_NET && BROKEN 138 depends on UML_NET && EXPERIMENTAL
139 help 139 help
140 The pcap transport makes a pcap packet stream on the host look 140 The pcap transport makes a pcap packet stream on the host look
141 like an ethernet device inside UML. This is useful for making 141 like an ethernet device inside UML. This is useful for making
diff --git a/arch/um/Makefile b/arch/um/Makefile
index 4a375bbac109..eb4ac403bd93 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -51,25 +51,26 @@ MRPROPER_DIRS += $(ARCH_DIR)/include2
51endif 51endif
52SYS_DIR := $(ARCH_DIR)/include/sysdep-$(SUBARCH) 52SYS_DIR := $(ARCH_DIR)/include/sysdep-$(SUBARCH)
53 53
54include $(srctree)/$(ARCH_DIR)/Makefile-$(SUBARCH) 54# -Dvmap=kernel_vmap affects everything, and prevents anything from
55# referencing the libpcap.o symbol so named.
56
57CFLAGS += $(CFLAGS-y) -D__arch_um__ -DSUBARCH=\"$(SUBARCH)\" \
58 $(ARCH_INCLUDE) $(MODE_INCLUDE) -Dvmap=kernel_vmap
55 59
56core-y += $(SUBARCH_CORE) 60USER_CFLAGS := $(patsubst -I%,,$(CFLAGS))
57libs-y += $(SUBARCH_LIBS) 61USER_CFLAGS := $(patsubst -D__KERNEL__,,$(USER_CFLAGS)) $(ARCH_INCLUDE) \
62 $(MODE_INCLUDE)
58 63
59# -Derrno=kernel_errno - This turns all kernel references to errno into 64# -Derrno=kernel_errno - This turns all kernel references to errno into
60# kernel_errno to separate them from the libc errno. This allows -fno-common 65# kernel_errno to separate them from the libc errno. This allows -fno-common
61# in CFLAGS. Otherwise, it would cause ld to complain about the two different 66# in CFLAGS. Otherwise, it would cause ld to complain about the two different
62# errnos. 67# errnos.
63 68
64CFLAGS += $(CFLAGS-y) -D__arch_um__ -DSUBARCH=\"$(SUBARCH)\" \
65 $(ARCH_INCLUDE) $(MODE_INCLUDE)
66
67USER_CFLAGS := $(patsubst -I%,,$(CFLAGS))
68USER_CFLAGS := $(patsubst -D__KERNEL__,,$(USER_CFLAGS)) $(ARCH_INCLUDE) \
69 $(MODE_INCLUDE) $(ARCH_USER_CFLAGS)
70CFLAGS += -Derrno=kernel_errno -Dsigprocmask=kernel_sigprocmask 69CFLAGS += -Derrno=kernel_errno -Dsigprocmask=kernel_sigprocmask
71CFLAGS += $(call cc-option,-fno-unit-at-a-time,) 70CFLAGS += $(call cc-option,-fno-unit-at-a-time,)
72 71
72include $(srctree)/$(ARCH_DIR)/Makefile-$(SUBARCH)
73
73#This will adjust *FLAGS accordingly to the platform. 74#This will adjust *FLAGS accordingly to the platform.
74include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS) 75include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
75 76
@@ -116,18 +117,19 @@ CONFIG_KERNEL_STACK_ORDER ?= 2
116STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] ) 117STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] )
117 118
118ifndef START 119ifndef START
119 START = $$(($(TOP_ADDR) - $(SIZE))) 120 START = $(shell echo $$[ $(TOP_ADDR) - $(SIZE) ] )
120endif 121endif
121 122
122CPPFLAGS_vmlinux.lds = $(shell echo -U$(SUBARCH) \ 123CPPFLAGS_vmlinux.lds = -U$(SUBARCH) \
123 -DSTART=$(START) -DELF_ARCH=$(ELF_ARCH) \ 124 -DSTART=$(START) -DELF_ARCH=$(ELF_ARCH) \
124 -DELF_FORMAT=\"$(ELF_FORMAT)\" $(CPP_MODE-y) \ 125 -DELF_FORMAT="$(ELF_FORMAT)" $(CPP_MODE-y) \
125 -DKERNEL_STACK_SIZE=$(STACK_SIZE) -DSUBARCH=$(SUBARCH)) 126 -DKERNEL_STACK_SIZE=$(STACK_SIZE) \
127 -DUNMAP_PATH=arch/um/sys-$(SUBARCH)/unmap_fin.o
126 128
127#The wrappers will select whether using "malloc" or the kernel allocator. 129#The wrappers will select whether using "malloc" or the kernel allocator.
128LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc 130LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc
129 131
130CFLAGS_vmlinux = $(LINK-y) $(LINK_WRAPS) 132CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS)
131define cmd_vmlinux__ 133define cmd_vmlinux__
132 $(CC) $(CFLAGS_vmlinux) -o $@ \ 134 $(CC) $(CFLAGS_vmlinux) -o $@ \
133 -Wl,-T,$(vmlinux-lds) $(vmlinux-init) \ 135 -Wl,-T,$(vmlinux-lds) $(vmlinux-init) \
diff --git a/arch/um/Makefile-i386 b/arch/um/Makefile-i386
index 301059062a3e..93d0818fa816 100644
--- a/arch/um/Makefile-i386
+++ b/arch/um/Makefile-i386
@@ -1,4 +1,4 @@
1SUBARCH_CORE := arch/um/sys-i386/ arch/i386/crypto/ 1core-y += arch/um/sys-i386/ arch/i386/crypto/
2 2
3TOP_ADDR := $(CONFIG_TOP_ADDR) 3TOP_ADDR := $(CONFIG_TOP_ADDR)
4 4
@@ -8,21 +8,32 @@ ifeq ($(CONFIG_MODE_SKAS),y)
8 endif 8 endif
9endif 9endif
10 10
11LDFLAGS += -m elf_i386
12ELF_ARCH := $(SUBARCH)
13ELF_FORMAT := elf32-$(SUBARCH)
14OBJCOPYFLAGS := -O binary -R .note -R .comment -S
15
16ifeq ("$(origin SUBARCH)", "command line")
17ifneq ("$(shell uname -m | sed -e s/i.86/i386/)", "$(SUBARCH)")
18CFLAGS += $(call cc-option,-m32)
19USER_CFLAGS += $(call cc-option,-m32)
20HOSTCFLAGS += $(call cc-option,-m32)
21HOSTLDFLAGS += $(call cc-option,-m32)
22AFLAGS += $(call cc-option,-m32)
23LINK-y += $(call cc-option,-m32)
24UML_OBJCOPYFLAGS += -F $(ELF_FORMAT)
25
26export LDFLAGS HOSTCFLAGS HOSTLDFLAGS UML_OBJCOPYFLAGS
27endif
28endif
29
11CFLAGS += -U__$(SUBARCH)__ -U$(SUBARCH) $(STUB_CFLAGS) 30CFLAGS += -U__$(SUBARCH)__ -U$(SUBARCH) $(STUB_CFLAGS)
12ARCH_USER_CFLAGS :=
13 31
14ifneq ($(CONFIG_GPROF),y) 32ifneq ($(CONFIG_GPROF),y)
15ARCH_CFLAGS += -DUM_FASTCALL 33ARCH_CFLAGS += -DUM_FASTCALL
16endif 34endif
17 35
18ELF_ARCH := $(SUBARCH) 36SYS_HEADERS := $(SYS_DIR)/sc.h $(SYS_DIR)/thread.h
19ELF_FORMAT := elf32-$(SUBARCH)
20
21OBJCOPYFLAGS := -O binary -R .note -R .comment -S
22
23SYS_UTIL_DIR := $(ARCH_DIR)/sys-i386/util
24
25SYS_HEADERS := $(SYS_DIR)/sc.h $(SYS_DIR)/thread.h
26 37
27prepare: $(SYS_HEADERS) 38prepare: $(SYS_HEADERS)
28 39
diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index d80bd0052e6b..aa2f7174ebca 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -1,11 +1,13 @@
1# Copyright 2003 - 2004 Pathscale, Inc 1# Copyright 2003 - 2004 Pathscale, Inc
2# Released under the GPL 2# Released under the GPL
3 3
4SUBARCH_LIBS := arch/um/sys-x86_64/ 4libs-y += arch/um/sys-x86_64/
5START := 0x60000000 5START := 0x60000000
6 6
7#We #undef __x86_64__ for kernelspace, not for userspace where
8#it's needed for headers to work!
7CFLAGS += -U__$(SUBARCH)__ -fno-builtin $(STUB_CFLAGS) 9CFLAGS += -U__$(SUBARCH)__ -fno-builtin $(STUB_CFLAGS)
8ARCH_USER_CFLAGS := -D__x86_64__ 10USER_CFLAGS += -fno-builtin
9 11
10ELF_ARCH := i386:x86-64 12ELF_ARCH := i386:x86-64
11ELF_FORMAT := elf64-x86-64 13ELF_FORMAT := elf64-x86-64
diff --git a/arch/um/drivers/Makefile b/arch/um/drivers/Makefile
index b2de9916c32c..d6c31a95b887 100644
--- a/arch/um/drivers/Makefile
+++ b/arch/um/drivers/Makefile
@@ -10,7 +10,6 @@ slip-objs := slip_kern.o slip_user.o
10slirp-objs := slirp_kern.o slirp_user.o 10slirp-objs := slirp_kern.o slirp_user.o
11daemon-objs := daemon_kern.o daemon_user.o 11daemon-objs := daemon_kern.o daemon_user.o
12mcast-objs := mcast_kern.o mcast_user.o 12mcast-objs := mcast_kern.o mcast_user.o
13#pcap-objs := pcap_kern.o pcap_user.o $(PCAP)
14net-objs := net_kern.o net_user.o 13net-objs := net_kern.o net_user.o
15mconsole-objs := mconsole_kern.o mconsole_user.o 14mconsole-objs := mconsole_kern.o mconsole_user.o
16hostaudio-objs := hostaudio_kern.o 15hostaudio-objs := hostaudio_kern.o
@@ -18,6 +17,17 @@ ubd-objs := ubd_kern.o ubd_user.o
18port-objs := port_kern.o port_user.o 17port-objs := port_kern.o port_user.o
19harddog-objs := harddog_kern.o harddog_user.o 18harddog-objs := harddog_kern.o harddog_user.o
20 19
20LDFLAGS_pcap.o := -r $(shell $(CC) $(CFLAGS) -print-file-name=libpcap.a)
21
22$(obj)/pcap.o: $(obj)/pcap_kern.o $(obj)/pcap_user.o
23 $(LD) -r -dp -o $@ $^ $(LDFLAGS) $(LDFLAGS_pcap.o)
24#XXX: The call below does not work because the flags are added before the
25# object name, so nothing from the library gets linked.
26#$(call if_changed,ld)
27
28# When the above is fixed, don't forget to add this too!
29#targets := $(obj)/pcap.o
30
21obj-y := stdio_console.o fd.o chan_kern.o chan_user.o line.o 31obj-y := stdio_console.o fd.o chan_kern.o chan_user.o line.o
22obj-$(CONFIG_SSL) += ssl.o 32obj-$(CONFIG_SSL) += ssl.o
23obj-$(CONFIG_STDERR_CONSOLE) += stderr_console.o 33obj-$(CONFIG_STDERR_CONSOLE) += stderr_console.o
@@ -26,7 +36,7 @@ obj-$(CONFIG_UML_NET_SLIP) += slip.o slip_common.o
26obj-$(CONFIG_UML_NET_SLIRP) += slirp.o slip_common.o 36obj-$(CONFIG_UML_NET_SLIRP) += slirp.o slip_common.o
27obj-$(CONFIG_UML_NET_DAEMON) += daemon.o 37obj-$(CONFIG_UML_NET_DAEMON) += daemon.o
28obj-$(CONFIG_UML_NET_MCAST) += mcast.o 38obj-$(CONFIG_UML_NET_MCAST) += mcast.o
29#obj-$(CONFIG_UML_NET_PCAP) += pcap.o $(PCAP) 39obj-$(CONFIG_UML_NET_PCAP) += pcap.o
30obj-$(CONFIG_UML_NET) += net.o 40obj-$(CONFIG_UML_NET) += net.o
31obj-$(CONFIG_MCONSOLE) += mconsole.o 41obj-$(CONFIG_MCONSOLE) += mconsole.o
32obj-$(CONFIG_MMAPPER) += mmapper_kern.o 42obj-$(CONFIG_MMAPPER) += mmapper_kern.o
@@ -41,6 +51,7 @@ obj-$(CONFIG_UML_WATCHDOG) += harddog.o
41obj-$(CONFIG_BLK_DEV_COW_COMMON) += cow_user.o 51obj-$(CONFIG_BLK_DEV_COW_COMMON) += cow_user.o
42obj-$(CONFIG_UML_RANDOM) += random.o 52obj-$(CONFIG_UML_RANDOM) += random.o
43 53
44USER_OBJS := fd.o null.o pty.o tty.o xterm.o slip_common.o 54# pcap_user.o must be added explicitly.
55USER_OBJS := fd.o null.o pty.o tty.o xterm.o slip_common.o pcap_user.o
45 56
46include arch/um/scripts/Makefile.rules 57include arch/um/scripts/Makefile.rules
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index 163476a8cb1b..b03326d391c9 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -16,8 +16,8 @@ SECTIONS
16 __binary_start = .; 16 __binary_start = .;
17 17
18#ifdef MODE_TT 18#ifdef MODE_TT
19 .remap_data : { arch/um/sys-SUBARCH/unmap_fin.o (.data .bss) } 19 .remap_data : { UNMAP_PATH (.data .bss) }
20 .remap : { arch/um/sys-SUBARCH/unmap_fin.o (.text) } 20 .remap : { UNMAP_PATH (.text) }
21 21
22 . = ALIGN(4096); /* Init code and data */ 22 . = ALIGN(4096); /* Init code and data */
23#endif 23#endif
diff --git a/arch/um/scripts/Makefile.unmap b/arch/um/scripts/Makefile.unmap
index 37a8f9765295..802d027a1e13 100644
--- a/arch/um/scripts/Makefile.unmap
+++ b/arch/um/scripts/Makefile.unmap
@@ -12,8 +12,8 @@ $(obj)/unmap.o: _c_flags = $(call unprofile,$(CFLAGS))
12 12
13quiet_cmd_wrapld = LD $@ 13quiet_cmd_wrapld = LD $@
14define cmd_wrapld 14define cmd_wrapld
15 $(LD) -r -o $(obj)/unmap_tmp.o $< $(shell $(CC) -print-file-name=libc.a); \ 15 $(LD) $(LDFLAGS) -r -o $(obj)/unmap_tmp.o $< $(shell $(CC) $(CFLAGS) -print-file-name=libc.a); \
16 $(OBJCOPY) $(obj)/unmap_tmp.o $@ -G switcheroo 16 $(OBJCOPY) $(UML_OBJCOPYFLAGS) $(obj)/unmap_tmp.o $@ -G switcheroo
17endef 17endef
18 18
19$(obj)/unmap_fin.o : $(obj)/unmap.o FORCE 19$(obj)/unmap_fin.o : $(obj)/unmap.o FORCE
diff --git a/arch/um/sys-i386/ldt.c b/arch/um/sys-i386/ldt.c
index dc755b0b9db8..bd3c34aa52e5 100644
--- a/arch/um/sys-i386/ldt.c
+++ b/arch/um/sys-i386/ldt.c
@@ -4,96 +4,106 @@
4 */ 4 */
5 5
6#include "linux/config.h" 6#include "linux/config.h"
7#include "linux/sched.h"
7#include "linux/slab.h" 8#include "linux/slab.h"
9#include "linux/types.h"
8#include "asm/uaccess.h" 10#include "asm/uaccess.h"
9#include "asm/ptrace.h" 11#include "asm/ptrace.h"
12#include "asm/smp.h"
13#include "asm/ldt.h"
10#include "choose-mode.h" 14#include "choose-mode.h"
11#include "kern.h" 15#include "kern.h"
16#include "mode_kern.h"
12 17
13#ifdef CONFIG_MODE_TT 18#ifdef CONFIG_MODE_TT
14extern int modify_ldt(int func, void *ptr, unsigned long bytecount);
15 19
16/* XXX this needs copy_to_user and copy_from_user */ 20extern int modify_ldt(int func, void *ptr, unsigned long bytecount);
17 21
18int sys_modify_ldt_tt(int func, void __user *ptr, unsigned long bytecount) 22static int do_modify_ldt_tt(int func, void *ptr, unsigned long bytecount)
19{ 23{
20 if (!access_ok(VERIFY_READ, ptr, bytecount))
21 return -EFAULT;
22
23 return modify_ldt(func, ptr, bytecount); 24 return modify_ldt(func, ptr, bytecount);
24} 25}
26
25#endif 27#endif
26 28
27#ifdef CONFIG_MODE_SKAS 29#ifdef CONFIG_MODE_SKAS
28extern int userspace_pid[];
29 30
31#include "skas.h"
30#include "skas_ptrace.h" 32#include "skas_ptrace.h"
31 33
32int sys_modify_ldt_skas(int func, void __user *ptr, unsigned long bytecount) 34static int do_modify_ldt_skas(int func, void *ptr, unsigned long bytecount)
33{ 35{
34 struct ptrace_ldt ldt; 36 struct ptrace_ldt ldt;
35 void *buf; 37 u32 cpu;
36 int res, n; 38 int res;
37 39
38 buf = kmalloc(bytecount, GFP_KERNEL); 40 ldt = ((struct ptrace_ldt) { .func = func,
39 if(buf == NULL) 41 .ptr = ptr,
40 return(-ENOMEM); 42 .bytecount = bytecount });
41 43
42 res = 0; 44 cpu = get_cpu();
45 res = ptrace(PTRACE_LDT, userspace_pid[cpu], 0, (unsigned long) &ldt);
46 put_cpu();
47
48 return res;
49}
50#endif
51
52int sys_modify_ldt(int func, void __user *ptr, unsigned long bytecount)
53{
54 struct user_desc info;
55 int res = 0;
56 void *buf = NULL;
57 void *p = NULL; /* What we pass to host. */
43 58
44 switch(func){ 59 switch(func){
45 case 1: 60 case 1:
46 case 0x11: 61 case 0x11: /* write_ldt */
47 res = copy_from_user(buf, ptr, bytecount); 62 /* Do this check now to avoid overflows. */
48 break; 63 if (bytecount != sizeof(struct user_desc)) {
49 } 64 res = -EINVAL;
65 goto out;
66 }
67
68 if(copy_from_user(&info, ptr, sizeof(info))) {
69 res = -EFAULT;
70 goto out;
71 }
50 72
51 if(res != 0){ 73 p = &info;
52 res = -EFAULT; 74 break;
75 case 0:
76 case 2: /* read_ldt */
77
78 /* The use of info avoids kmalloc on the write case, not on the
79 * read one. */
80 buf = kmalloc(bytecount, GFP_KERNEL);
81 if (!buf) {
82 res = -ENOMEM;
83 goto out;
84 }
85 p = buf;
86 default:
87 res = -ENOSYS;
53 goto out; 88 goto out;
54 } 89 }
55 90
56 ldt = ((struct ptrace_ldt) { .func = func, 91 res = CHOOSE_MODE_PROC(do_modify_ldt_tt, do_modify_ldt_skas, func,
57 .ptr = buf, 92 p, bytecount);
58 .bytecount = bytecount });
59#warning Need to look up userspace_pid by cpu
60 res = ptrace(PTRACE_LDT, userspace_pid[0], 0, (unsigned long) &ldt);
61 if(res < 0) 93 if(res < 0)
62 goto out; 94 goto out;
63 95
64 switch(func){ 96 switch(func){
65 case 0: 97 case 0:
66 case 2: 98 case 2:
67 n = res; 99 /* Modify_ldt was for reading and returned the number of read
68 res = copy_to_user(ptr, buf, n); 100 * bytes.*/
69 if(res != 0) 101 if(copy_to_user(ptr, p, res))
70 res = -EFAULT; 102 res = -EFAULT;
71 else
72 res = n;
73 break; 103 break;
74 } 104 }
75 105
76 out: 106out:
77 kfree(buf); 107 kfree(buf);
78 return(res); 108 return res;
79}
80#endif
81
82int sys_modify_ldt(int func, void __user *ptr, unsigned long bytecount)
83{
84 return(CHOOSE_MODE_PROC(sys_modify_ldt_tt, sys_modify_ldt_skas, func,
85 ptr, bytecount));
86} 109}
87
88
89
90/*
91 * Overrides for Emacs so that we follow Linus's tabbing style.
92 * Emacs will notice this stuff at the end of the file and automatically
93 * adjust the settings for this buffer only. This must remain at the end
94 * of the file.
95 * ---------------------------------------------------------------------------
96 * Local variables:
97 * c-file-style: "linux"
98 * End:
99 */
diff --git a/arch/um/sys-i386/unmap.c b/arch/um/sys-i386/unmap.c
index 136875263d27..1b0ad0e4adcd 100644
--- a/arch/um/sys-i386/unmap.c
+++ b/arch/um/sys-i386/unmap.c
@@ -15,7 +15,7 @@ int switcheroo(int fd, int prot, void *from, void *to, int size)
15 if(munmap(to, size) < 0){ 15 if(munmap(to, size) < 0){
16 return(-1); 16 return(-1);
17 } 17 }
18 if(mmap2(to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) != to){ 18 if(mmap2(to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) == (void*) -1 ){
19 return(-1); 19 return(-1);
20 } 20 }
21 if(munmap(from, size) < 0){ 21 if(munmap(from, size) < 0){
diff --git a/arch/um/sys-x86_64/signal.c b/arch/um/sys-x86_64/signal.c
index 73a7926f7370..8fdaed06c10d 100644
--- a/arch/um/sys-x86_64/signal.c
+++ b/arch/um/sys-x86_64/signal.c
@@ -168,7 +168,7 @@ int setup_signal_stack_si(unsigned long stack_top, int sig,
168 168
169 frame = (struct rt_sigframe __user *) 169 frame = (struct rt_sigframe __user *)
170 round_down(stack_top - sizeof(struct rt_sigframe), 16) - 8; 170 round_down(stack_top - sizeof(struct rt_sigframe), 16) - 8;
171 ((unsigned char *) frame) -= 128; 171 frame = (struct rt_sigframe *) ((unsigned long) frame - 128);
172 172
173 if (!access_ok(VERIFY_WRITE, fp, sizeof(struct _fpstate))) 173 if (!access_ok(VERIFY_WRITE, fp, sizeof(struct _fpstate)))
174 goto out; 174 goto out;
diff --git a/arch/um/sys-x86_64/unmap.c b/arch/um/sys-x86_64/unmap.c
index bc7094cce47e..f4a4bffd8a18 100644
--- a/arch/um/sys-x86_64/unmap.c
+++ b/arch/um/sys-x86_64/unmap.c
@@ -15,7 +15,7 @@ int switcheroo(int fd, int prot, void *from, void *to, int size)
15 if(munmap(to, size) < 0){ 15 if(munmap(to, size) < 0){
16 return(-1); 16 return(-1);
17 } 17 }
18 if(mmap(to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) != to){ 18 if(mmap(to, size, prot, MAP_SHARED | MAP_FIXED, fd, 0) == (void*) -1){
19 return(-1); 19 return(-1);
20 } 20 }
21 if(munmap(from, size) < 0){ 21 if(munmap(from, size) < 0){
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index f463d6baa685..5b1d3680c8ab 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -355,7 +355,7 @@ static void rp_do_receive(struct r_port *info,
355 ToRecv = space; 355 ToRecv = space;
356 356
357 if (ToRecv <= 0) 357 if (ToRecv <= 0)
358 return; 358 goto done;
359 359
360 /* 360 /*
361 * if status indicates there are errored characters in the 361 * if status indicates there are errored characters in the
@@ -437,6 +437,7 @@ static void rp_do_receive(struct r_port *info,
437 } 437 }
438 /* Push the data up to the tty layer */ 438 /* Push the data up to the tty layer */
439 ld->receive_buf(tty, tty->flip.char_buf, tty->flip.flag_buf, count); 439 ld->receive_buf(tty, tty->flip.char_buf, tty->flip.flag_buf, count);
440done:
440 tty_ldisc_deref(ld); 441 tty_ldisc_deref(ld);
441} 442}
442 443
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index d7aa7a29f67e..30d96739fb23 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2796,7 +2796,7 @@ void do_blank_screen(int entering_gfx)
2796 return; 2796 return;
2797 2797
2798 if (vesa_off_interval) { 2798 if (vesa_off_interval) {
2799 blank_state = blank_vesa_wait, 2799 blank_state = blank_vesa_wait;
2800 mod_timer(&console_timer, jiffies + vesa_off_interval); 2800 mod_timer(&console_timer, jiffies + vesa_off_interval);
2801 } 2801 }
2802 2802
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c
index a485f47bb21e..b12a970cc9a3 100644
--- a/drivers/ieee1394/ohci1394.c
+++ b/drivers/ieee1394/ohci1394.c
@@ -1084,7 +1084,8 @@ static int ohci_devctl(struct hpsb_host *host, enum devctl_cmd cmd, int arg)
1084 1084
1085 initialize_dma_rcv_ctx(&ohci->ir_legacy_context, 1); 1085 initialize_dma_rcv_ctx(&ohci->ir_legacy_context, 1);
1086 1086
1087 PRINT(KERN_ERR, "IR legacy activated"); 1087 if (printk_ratelimit())
1088 PRINT(KERN_ERR, "IR legacy activated");
1088 } 1089 }
1089 1090
1090 spin_lock_irqsave(&ohci->IR_channel_lock, flags); 1091 spin_lock_irqsave(&ohci->IR_channel_lock, flags);
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 95980ad6b27b..0c2ed99a3832 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1345,7 +1345,8 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto
1345 } 1345 }
1346} 1346}
1347 1347
1348int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks) 1348int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks,
1349 int degraded)
1349{ 1350{
1350 bitmap_counter_t *bmc; 1351 bitmap_counter_t *bmc;
1351 int rv; 1352 int rv;
@@ -1362,8 +1363,10 @@ int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks)
1362 rv = 1; 1363 rv = 1;
1363 else if (NEEDED(*bmc)) { 1364 else if (NEEDED(*bmc)) {
1364 rv = 1; 1365 rv = 1;
1365 *bmc |= RESYNC_MASK; 1366 if (!degraded) { /* don't set/clear bits if degraded */
1366 *bmc &= ~NEEDED_MASK; 1367 *bmc |= RESYNC_MASK;
1368 *bmc &= ~NEEDED_MASK;
1369 }
1367 } 1370 }
1368 } 1371 }
1369 spin_unlock_irq(&bitmap->lock); 1372 spin_unlock_irq(&bitmap->lock);
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index e11dd14d0b43..2120710172c5 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -314,16 +314,16 @@ static int raid0_run (mddev_t *mddev)
314 sector_t space = conf->hash_spacing; 314 sector_t space = conf->hash_spacing;
315 int round; 315 int round;
316 conf->preshift = 0; 316 conf->preshift = 0;
317 if (sizeof(sector_t) > sizeof(unsigned long)) { 317 if (sizeof(sector_t) > sizeof(u32)) {
318 /*shift down space and s so that sector_div will work */ 318 /*shift down space and s so that sector_div will work */
319 while (space > (sector_t) (~(unsigned long)0)) { 319 while (space > (sector_t) (~(u32)0)) {
320 s >>= 1; 320 s >>= 1;
321 space >>= 1; 321 space >>= 1;
322 s += 1; /* force round-up */ 322 s += 1; /* force round-up */
323 conf->preshift++; 323 conf->preshift++;
324 } 324 }
325 } 325 }
326 round = sector_div(s, (unsigned long)space) ? 1 : 0; 326 round = sector_div(s, (u32)space) ? 1 : 0;
327 nb_zone = s + round; 327 nb_zone = s + round;
328 } 328 }
329 printk("raid0 : nb_zone is %d.\n", nb_zone); 329 printk("raid0 : nb_zone is %d.\n", nb_zone);
@@ -443,7 +443,7 @@ static int raid0_make_request (request_queue_t *q, struct bio *bio)
443 volatile 443 volatile
444#endif 444#endif
445 sector_t x = block >> conf->preshift; 445 sector_t x = block >> conf->preshift;
446 sector_div(x, (unsigned long)conf->hash_spacing); 446 sector_div(x, (u32)conf->hash_spacing);
447 zone = conf->hash_table[x]; 447 zone = conf->hash_table[x];
448 } 448 }
449 449
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index ff1dbec864af..5f253ee536bb 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1126,21 +1126,19 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
1126 * only be one in raid1 resync. 1126 * only be one in raid1 resync.
1127 * We can find the current addess in mddev->curr_resync 1127 * We can find the current addess in mddev->curr_resync
1128 */ 1128 */
1129 if (!conf->fullsync) { 1129 if (mddev->curr_resync < max_sector) /* aborted */
1130 if (mddev->curr_resync < max_sector) 1130 bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
1131 bitmap_end_sync(mddev->bitmap,
1132 mddev->curr_resync,
1133 &sync_blocks, 1); 1131 &sync_blocks, 1);
1134 bitmap_close_sync(mddev->bitmap); 1132 else /* completed sync */
1135 }
1136 if (mddev->curr_resync >= max_sector)
1137 conf->fullsync = 0; 1133 conf->fullsync = 0;
1134
1135 bitmap_close_sync(mddev->bitmap);
1138 close_sync(conf); 1136 close_sync(conf);
1139 return 0; 1137 return 0;
1140 } 1138 }
1141 1139
1142 if (!conf->fullsync && 1140 if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, mddev->degraded) &&
1143 !bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks)) { 1141 !conf->fullsync) {
1144 /* We can skip this block, and probably several more */ 1142 /* We can skip this block, and probably several more */
1145 *skipped = 1; 1143 *skipped = 1;
1146 return sync_blocks; 1144 return sync_blocks;
@@ -1243,15 +1241,15 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
1243 len = (max_sector - sector_nr) << 9; 1241 len = (max_sector - sector_nr) << 9;
1244 if (len == 0) 1242 if (len == 0)
1245 break; 1243 break;
1246 if (!conf->fullsync) { 1244 if (sync_blocks == 0) {
1247 if (sync_blocks == 0) { 1245 if (!bitmap_start_sync(mddev->bitmap, sector_nr,
1248 if (!bitmap_start_sync(mddev->bitmap, 1246 &sync_blocks, mddev->degraded) &&
1249 sector_nr, &sync_blocks)) 1247 !conf->fullsync)
1250 break; 1248 break;
1251 if (sync_blocks < (PAGE_SIZE>>9)) 1249 if (sync_blocks < (PAGE_SIZE>>9))
1252 BUG(); 1250 BUG();
1253 if (len > (sync_blocks<<9)) len = sync_blocks<<9; 1251 if (len > (sync_blocks<<9))
1254 } 1252 len = sync_blocks<<9;
1255 } 1253 }
1256 1254
1257 for (i=0 ; i < conf->raid_disks; i++) { 1255 for (i=0 ; i < conf->raid_disks; i++) {
@@ -1264,7 +1262,8 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
1264 while (i > 0) { 1262 while (i > 0) {
1265 i--; 1263 i--;
1266 bio = r1_bio->bios[i]; 1264 bio = r1_bio->bios[i];
1267 if (bio->bi_end_io==NULL) continue; 1265 if (bio->bi_end_io==NULL)
1266 continue;
1268 /* remove last page from this bio */ 1267 /* remove last page from this bio */
1269 bio->bi_vcnt--; 1268 bio->bi_vcnt--;
1270 bio->bi_size -= len; 1269 bio->bi_size -= len;
diff --git a/drivers/media/dvb/frontends/lgdt3302.c b/drivers/media/dvb/frontends/lgdt3302.c
index 2eea03d218cd..c85a2a99df42 100644
--- a/drivers/media/dvb/frontends/lgdt3302.c
+++ b/drivers/media/dvb/frontends/lgdt3302.c
@@ -217,13 +217,11 @@ static int lgdt3302_set_parameters(struct dvb_frontend* fe,
217 static u8 demux_ctrl_cfg[] = { DEMUX_CONTROL, 0xfb }; 217 static u8 demux_ctrl_cfg[] = { DEMUX_CONTROL, 0xfb };
218 static u8 agc_rf_cfg[] = { AGC_RF_BANDWIDTH0, 0x40, 0x93, 0x00 }; 218 static u8 agc_rf_cfg[] = { AGC_RF_BANDWIDTH0, 0x40, 0x93, 0x00 };
219 static u8 agc_ctrl_cfg[] = { AGC_FUNC_CTRL2, 0xc6, 0x40 }; 219 static u8 agc_ctrl_cfg[] = { AGC_FUNC_CTRL2, 0xc6, 0x40 };
220 static u8 agc_delay_cfg[] = { AGC_DELAY0, 0x00, 0x00, 0x00 }; 220 static u8 agc_delay_cfg[] = { AGC_DELAY0, 0x07, 0x00, 0xfe };
221 static u8 agc_loop_cfg[] = { AGC_LOOP_BANDWIDTH0, 0x08, 0x9a }; 221 static u8 agc_loop_cfg[] = { AGC_LOOP_BANDWIDTH0, 0x08, 0x9a };
222 222
223 /* Change only if we are actually changing the modulation */ 223 /* Change only if we are actually changing the modulation */
224 if (state->current_modulation != param->u.vsb.modulation) { 224 if (state->current_modulation != param->u.vsb.modulation) {
225 int value;
226
227 switch(param->u.vsb.modulation) { 225 switch(param->u.vsb.modulation) {
228 case VSB_8: 226 case VSB_8:
229 dprintk("%s: VSB_8 MODE\n", __FUNCTION__); 227 dprintk("%s: VSB_8 MODE\n", __FUNCTION__);
@@ -276,16 +274,8 @@ static int lgdt3302_set_parameters(struct dvb_frontend* fe,
276 recovery center frequency register */ 274 recovery center frequency register */
277 i2c_writebytes(state, state->config->demod_address, 275 i2c_writebytes(state, state->config->demod_address,
278 vsb_freq_cfg, sizeof(vsb_freq_cfg)); 276 vsb_freq_cfg, sizeof(vsb_freq_cfg));
279 /* Set the value of 'INLVTHD' register 0x2a/0x2c 277
280 to value from 'IFACC' register 0x39/0x3b -1 */ 278 /* Set the value of 'INLVTHD' register 0x2a/0x2c to 0x7fe */
281 i2c_selectreadbytes(state, AGC_RFIF_ACC0,
282 &agc_delay_cfg[1], 3);
283 value = ((agc_delay_cfg[1] & 0x0f) << 8) | agc_delay_cfg[3];
284 value = value -1;
285 dprintk("%s IFACC -1 = 0x%03x\n", __FUNCTION__, value);
286 agc_delay_cfg[1] = (value >> 8) & 0x0f;
287 agc_delay_cfg[2] = 0x00;
288 agc_delay_cfg[3] = value & 0xff;
289 i2c_writebytes(state, state->config->demod_address, 279 i2c_writebytes(state, state->config->demod_address,
290 agc_delay_cfg, sizeof(agc_delay_cfg)); 280 agc_delay_cfg, sizeof(agc_delay_cfg));
291 281
diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c
index b0b47c3cde3c..3d0c784b376f 100644
--- a/drivers/media/video/cx88/cx88-cards.c
+++ b/drivers/media/video/cx88/cx88-cards.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: cx88-cards.c,v 1.85 2005/07/04 19:35:05 mkrufky Exp $ 2 * $Id: cx88-cards.c,v 1.86 2005/07/14 03:06:43 mchehab Exp $
3 * 3 *
4 * device driver for Conexant 2388x based TV cards 4 * device driver for Conexant 2388x based TV cards
5 * card-specific stuff. 5 * card-specific stuff.
@@ -682,9 +682,9 @@ struct cx88_board cx88_boards[] = {
682 .name = "PixelView PlayTV Ultra Pro (Stereo)", 682 .name = "PixelView PlayTV Ultra Pro (Stereo)",
683 /* May be also TUNER_YMEC_TVF_5533MF for NTSC/M or PAL/M */ 683 /* May be also TUNER_YMEC_TVF_5533MF for NTSC/M or PAL/M */
684 .tuner_type = TUNER_PHILIPS_FM1216ME_MK3, 684 .tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
685 .radio_type = TUNER_TEA5767, 685 .radio_type = UNSET,
686 .tuner_addr = 0xc2>>1, 686 .tuner_addr = ADDR_UNSET,
687 .radio_addr = 0xc0>>1, 687 .radio_addr = ADDR_UNSET,
688 .input = {{ 688 .input = {{
689 .type = CX88_VMUX_TELEVISION, 689 .type = CX88_VMUX_TELEVISION,
690 .vmux = 0, 690 .vmux = 0,
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index 8db68f2d1351..6ad1458ab652 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: cx88-dvb.c,v 1.41 2005/07/04 19:35:05 mkrufky Exp $ 2 * $Id: cx88-dvb.c,v 1.42 2005/07/12 15:44:55 mkrufky Exp $
3 * 3 *
4 * device driver for Conexant 2388x based TV cards 4 * device driver for Conexant 2388x based TV cards
5 * MPEG Transport Stream (DVB) routines 5 * MPEG Transport Stream (DVB) routines
@@ -180,12 +180,14 @@ static struct mt352_config dntv_live_dvbt_config = {
180#if CONFIG_DVB_CX22702 180#if CONFIG_DVB_CX22702
181static struct cx22702_config connexant_refboard_config = { 181static struct cx22702_config connexant_refboard_config = {
182 .demod_address = 0x43, 182 .demod_address = 0x43,
183 .output_mode = CX22702_SERIAL_OUTPUT,
183 .pll_address = 0x60, 184 .pll_address = 0x60,
184 .pll_desc = &dvb_pll_thomson_dtt7579, 185 .pll_desc = &dvb_pll_thomson_dtt7579,
185}; 186};
186 187
187static struct cx22702_config hauppauge_novat_config = { 188static struct cx22702_config hauppauge_novat_config = {
188 .demod_address = 0x43, 189 .demod_address = 0x43,
190 .output_mode = CX22702_SERIAL_OUTPUT,
189 .pll_address = 0x61, 191 .pll_address = 0x61,
190 .pll_desc = &dvb_pll_thomson_dtt759x, 192 .pll_desc = &dvb_pll_thomson_dtt759x,
191}; 193};
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index c44a079d08c0..5588a3aeecb4 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: cx88-video.c,v 1.79 2005/07/07 14:17:47 mchehab Exp $ 2 * $Id: cx88-video.c,v 1.80 2005/07/13 08:49:08 mchehab Exp $
3 * 3 *
4 * device driver for Conexant 2388x based TV cards 4 * device driver for Conexant 2388x based TV cards
5 * video4linux video interface 5 * video4linux video interface
@@ -1346,6 +1346,11 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
1346 dev->freq = f->frequency; 1346 dev->freq = f->frequency;
1347 cx88_newstation(core); 1347 cx88_newstation(core);
1348 cx88_call_i2c_clients(dev->core,VIDIOC_S_FREQUENCY,f); 1348 cx88_call_i2c_clients(dev->core,VIDIOC_S_FREQUENCY,f);
1349
1350 /* When changing channels it is required to reset TVAUDIO */
1351 msleep (10);
1352 cx88_set_tvaudio(core);
1353
1349 up(&dev->lock); 1354 up(&dev->lock);
1350 return 0; 1355 return 0;
1351 } 1356 }
diff --git a/drivers/media/video/cx88/cx88.h b/drivers/media/video/cx88/cx88.h
index 307beae04f2a..b008f7db6dfd 100644
--- a/drivers/media/video/cx88/cx88.h
+++ b/drivers/media/video/cx88/cx88.h
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: cx88.h,v 1.68 2005/07/07 14:17:47 mchehab Exp $ 2 * $Id: cx88.h,v 1.69 2005/07/13 17:25:25 mchehab Exp $
3 * 3 *
4 * v4l2 device driver for cx2388x based TV cards 4 * v4l2 device driver for cx2388x based TV cards
5 * 5 *
@@ -35,8 +35,8 @@
35#include "btcx-risc.h" 35#include "btcx-risc.h"
36#include "cx88-reg.h" 36#include "cx88-reg.h"
37 37
38#include <linux/version.h> 38#include <linux/utsname.h>
39#define CX88_VERSION_CODE KERNEL_VERSION(0,0,4) 39#define CX88_VERSION_CODE KERNEL_VERSION(0,0,5)
40 40
41#ifndef TRUE 41#ifndef TRUE
42# define TRUE (1==1) 42# define TRUE (1==1)
diff --git a/drivers/media/video/tea5767.c b/drivers/media/video/tea5767.c
index b53c748caf2a..4d27ac1b7fb8 100644
--- a/drivers/media/video/tea5767.c
+++ b/drivers/media/video/tea5767.c
@@ -2,7 +2,7 @@
2 * For Philips TEA5767 FM Chip used on some TV Cards like Prolink Pixelview 2 * For Philips TEA5767 FM Chip used on some TV Cards like Prolink Pixelview
3 * I2C address is allways 0xC0. 3 * I2C address is allways 0xC0.
4 * 4 *
5 * $Id: tea5767.c,v 1.18 2005/07/07 03:02:55 mchehab Exp $ 5 * $Id: tea5767.c,v 1.21 2005/07/14 03:06:43 mchehab Exp $
6 * 6 *
7 * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br) 7 * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br)
8 * This code is placed under the terms of the GNU General Public License 8 * This code is placed under the terms of the GNU General Public License
@@ -153,17 +153,17 @@ static void tea5767_status_dump(unsigned char *buffer)
153 153
154 switch (TEA5767_HIGH_LO_32768) { 154 switch (TEA5767_HIGH_LO_32768) {
155 case TEA5767_HIGH_LO_13MHz: 155 case TEA5767_HIGH_LO_13MHz:
156 frq = 1000 * (div * 50 - 700 - 225) / 4; /* Freq in KHz */ 156 frq = (div * 50000 - 700000 - 225000) / 4; /* Freq in KHz */
157 break; 157 break;
158 case TEA5767_LOW_LO_13MHz: 158 case TEA5767_LOW_LO_13MHz:
159 frq = 1000 * (div * 50 + 700 + 225) / 4; /* Freq in KHz */ 159 frq = (div * 50000 + 700000 + 225000) / 4; /* Freq in KHz */
160 break; 160 break;
161 case TEA5767_LOW_LO_32768: 161 case TEA5767_LOW_LO_32768:
162 frq = 1000 * (div * 32768 / 1000 + 700 + 225) / 4; /* Freq in KHz */ 162 frq = (div * 32768 + 700000 + 225000) / 4; /* Freq in KHz */
163 break; 163 break;
164 case TEA5767_HIGH_LO_32768: 164 case TEA5767_HIGH_LO_32768:
165 default: 165 default:
166 frq = 1000 * (div * 32768 / 1000 - 700 - 225) / 4; /* Freq in KHz */ 166 frq = (div * 32768 - 700000 - 225000) / 4; /* Freq in KHz */
167 break; 167 break;
168 } 168 }
169 buffer[0] = (div >> 8) & 0x3f; 169 buffer[0] = (div >> 8) & 0x3f;
@@ -196,7 +196,7 @@ static void set_radio_freq(struct i2c_client *c, unsigned int frq)
196 unsigned div; 196 unsigned div;
197 int rc; 197 int rc;
198 198
199 tuner_dbg (PREFIX "radio freq counter %d\n", frq); 199 tuner_dbg (PREFIX "radio freq = %d.%03d MHz\n", frq/16000,(frq/16)%1000);
200 200
201 /* Rounds freq to next decimal value - for 62.5 KHz step */ 201 /* Rounds freq to next decimal value - for 62.5 KHz step */
202 /* frq = 20*(frq/16)+radio_frq[frq%16]; */ 202 /* frq = 20*(frq/16)+radio_frq[frq%16]; */
@@ -224,19 +224,19 @@ static void set_radio_freq(struct i2c_client *c, unsigned int frq)
224 tuner_dbg ("TEA5767 radio HIGH LO inject xtal @ 13 MHz\n"); 224 tuner_dbg ("TEA5767 radio HIGH LO inject xtal @ 13 MHz\n");
225 buffer[2] |= TEA5767_HIGH_LO_INJECT; 225 buffer[2] |= TEA5767_HIGH_LO_INJECT;
226 buffer[4] |= TEA5767_PLLREF_ENABLE; 226 buffer[4] |= TEA5767_PLLREF_ENABLE;
227 div = (frq * 4 / 16 + 700 + 225 + 25) / 50; 227 div = (frq * 4000 / 16 + 700000 + 225000 + 25000) / 50000;
228 break; 228 break;
229 case TEA5767_LOW_LO_13MHz: 229 case TEA5767_LOW_LO_13MHz:
230 tuner_dbg ("TEA5767 radio LOW LO inject xtal @ 13 MHz\n"); 230 tuner_dbg ("TEA5767 radio LOW LO inject xtal @ 13 MHz\n");
231 231
232 buffer[4] |= TEA5767_PLLREF_ENABLE; 232 buffer[4] |= TEA5767_PLLREF_ENABLE;
233 div = (frq * 4 / 16 - 700 - 225 + 25) / 50; 233 div = (frq * 4000 / 16 - 700000 - 225000 + 25000) / 50000;
234 break; 234 break;
235 case TEA5767_LOW_LO_32768: 235 case TEA5767_LOW_LO_32768:
236 tuner_dbg ("TEA5767 radio LOW LO inject xtal @ 32,768 MHz\n"); 236 tuner_dbg ("TEA5767 radio LOW LO inject xtal @ 32,768 MHz\n");
237 buffer[3] |= TEA5767_XTAL_32768; 237 buffer[3] |= TEA5767_XTAL_32768;
238 /* const 700=4000*175 Khz - to adjust freq to right value */ 238 /* const 700=4000*175 Khz - to adjust freq to right value */
239 div = (1000 * (frq * 4 / 16 - 700 - 225) + 16384) >> 15; 239 div = ((frq * 4000 / 16 - 700000 - 225000) + 16384) >> 15;
240 break; 240 break;
241 case TEA5767_HIGH_LO_32768: 241 case TEA5767_HIGH_LO_32768:
242 default: 242 default:
@@ -244,17 +244,21 @@ static void set_radio_freq(struct i2c_client *c, unsigned int frq)
244 244
245 buffer[2] |= TEA5767_HIGH_LO_INJECT; 245 buffer[2] |= TEA5767_HIGH_LO_INJECT;
246 buffer[3] |= TEA5767_XTAL_32768; 246 buffer[3] |= TEA5767_XTAL_32768;
247 div = (1000 * (frq * 4 / 16 + 700 + 225) + 16384) >> 15; 247 div = ((frq * (4000 / 16) + 700000 + 225000) + 16384) >> 15;
248 break; 248 break;
249 } 249 }
250 buffer[0] = (div >> 8) & 0x3f; 250 buffer[0] = (div >> 8) & 0x3f;
251 buffer[1] = div & 0xff; 251 buffer[1] = div & 0xff;
252 252
253 if (tuner_debug)
254 tea5767_status_dump(buffer);
255
256 if (5 != (rc = i2c_master_send(c, buffer, 5))) 253 if (5 != (rc = i2c_master_send(c, buffer, 5)))
257 tuner_warn("i2c i/o error: rc == %d (should be 5)\n", rc); 254 tuner_warn("i2c i/o error: rc == %d (should be 5)\n", rc);
255
256 if (tuner_debug) {
257 if (5 != (rc = i2c_master_recv(c, buffer, 5)))
258 tuner_warn("i2c i/o error: rc == %d (should be 5)\n", rc);
259 else
260 tea5767_status_dump(buffer);
261 }
258} 262}
259 263
260static int tea5767_signal(struct i2c_client *c) 264static int tea5767_signal(struct i2c_client *c)
@@ -294,7 +298,7 @@ int tea5767_autodetection(struct i2c_client *c)
294 struct tuner *t = i2c_get_clientdata(c); 298 struct tuner *t = i2c_get_clientdata(c);
295 299
296 if (5 != (rc = i2c_master_recv(c, buffer, 5))) { 300 if (5 != (rc = i2c_master_recv(c, buffer, 5))) {
297 tuner_warn("it is not a TEA5767. Received %i chars.\n", rc); 301 tuner_warn("It is not a TEA5767. Received %i bytes.\n", rc);
298 return EINVAL; 302 return EINVAL;
299 } 303 }
300 304
@@ -310,11 +314,11 @@ int tea5767_autodetection(struct i2c_client *c)
310 * bit 0 : internally set to 0 314 * bit 0 : internally set to 0
311 * Byte 5: bit 7:0 : == 0 315 * Byte 5: bit 7:0 : == 0
312 */ 316 */
313
314 if (!((buffer[3] & 0x0f) == 0x00) && (buffer[4] == 0x00)) { 317 if (!((buffer[3] & 0x0f) == 0x00) && (buffer[4] == 0x00)) {
315 tuner_warn("Chip ID is not zero. It is not a TEA5767\n"); 318 tuner_warn("Chip ID is not zero. It is not a TEA5767\n");
316 return EINVAL; 319 return EINVAL;
317 } 320 }
321
318 tuner_warn("TEA5767 detected.\n"); 322 tuner_warn("TEA5767 detected.\n");
319 return 0; 323 return 0;
320} 324}
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index de190630babb..b25a9c08ac02 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: tuner-core.c,v 1.55 2005/07/08 13:20:33 mchehab Exp $ 2 * $Id: tuner-core.c,v 1.58 2005/07/14 03:06:43 mchehab Exp $
3 * 3 *
4 * i2c tv tuner chip device driver 4 * i2c tv tuner chip device driver
5 * core core, i.e. kernel interfaces, registering and so on 5 * core core, i.e. kernel interfaces, registering and so on
@@ -39,6 +39,9 @@ I2C_CLIENT_INSMOD;
39static unsigned int addr = 0; 39static unsigned int addr = 0;
40module_param(addr, int, 0444); 40module_param(addr, int, 0444);
41 41
42static unsigned int no_autodetect = 0;
43module_param(no_autodetect, int, 0444);
44
42/* insmod options used at runtime => read/write */ 45/* insmod options used at runtime => read/write */
43unsigned int tuner_debug = 0; 46unsigned int tuner_debug = 0;
44module_param(tuner_debug, int, 0644); 47module_param(tuner_debug, int, 0644);
@@ -318,17 +321,19 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
318 tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); 321 tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name);
319 322
320 /* TEA5767 autodetection code - only for addr = 0xc0 */ 323 /* TEA5767 autodetection code - only for addr = 0xc0 */
321 if (addr == 0x60) { 324 if (!no_autodetect) {
322 if (tea5767_autodetection(&t->i2c) != EINVAL) { 325 if (addr == 0x60) {
323 t->type = TUNER_TEA5767; 326 if (tea5767_autodetection(&t->i2c) != EINVAL) {
324 t->mode_mask = T_RADIO; 327 t->type = TUNER_TEA5767;
325 t->mode = T_STANDBY; 328 t->mode_mask = T_RADIO;
326 t->freq = 87.5 * 16; /* Sets freq to FM range */ 329 t->mode = T_STANDBY;
327 default_mode_mask &= ~T_RADIO; 330 t->freq = 87.5 * 16; /* Sets freq to FM range */
328 331 default_mode_mask &= ~T_RADIO;
329 i2c_attach_client (&t->i2c); 332
330 set_type(&t->i2c,t->type, t->mode_mask); 333 i2c_attach_client (&t->i2c);
331 return 0; 334 set_type(&t->i2c,t->type, t->mode_mask);
335 return 0;
336 }
332 } 337 }
333 } 338 }
334 339
@@ -631,7 +636,9 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
631 break; 636 break;
632 } 637 }
633 default: 638 default:
634 tuner_dbg("Unimplemented IOCTL 0x%08x called to tuner.\n", cmd); 639 tuner_dbg("Unimplemented IOCTL 0x%08x(dir=%d,tp=0x%02x,nr=%d,sz=%d)\n",
640 cmd, _IOC_DIR(cmd), _IOC_TYPE(cmd),
641 _IOC_NR(cmd), _IOC_SIZE(cmd));
635 break; 642 break;
636 } 643 }
637 644
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index b722175f108f..e9256408757f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -12,14 +12,25 @@
12 History: 12 History:
13 13
14 2005-05-19 v0.1 Initial version, based on incomplete docs 14 2005-05-19 v0.1 Initial version, based on incomplete docs
15 and analysis of misbehavior of the standard driver 15 and analysis of misbehavior with the standard driver
16 2005-05-20 v0.2 Extended the input buffer to avoid losing 16 2005-05-20 v0.2 Extended the input buffer to avoid losing
17 random 64-byte chunks of data 17 random 64-byte chunks of data
18 2005-05-21 v0.3 implemented chars_in_buffer() 18 2005-05-21 v0.3 implemented chars_in_buffer()
19 turned on low_latency 19 turned on low_latency
20 simplified the code somewhat 20 simplified the code somewhat
21 2005-05-24 v0.4 option_write() sometimes deadlocked under heavy load
22 removed some dead code
23 added sponsor notice
24 coding style clean-up
25 2005-06-20 v0.4.1 add missing braces :-/
26 killed end-of-line whitespace
27 2005-07-15 v0.4.2 rename WLAN product to FUSION, add FUSION2
28
29 Work sponsored by: Sigos GmbH, Germany <info@sigos.de>
30
21*/ 31*/
22#define DRIVER_VERSION "v0.3" 32
33#define DRIVER_VERSION "v0.4"
23#define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>" 34#define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>"
24#define DRIVER_DESC "Option Card (PC-Card to) USB to Serial Driver" 35#define DRIVER_DESC "Option Card (PC-Card to) USB to Serial Driver"
25 36
@@ -44,7 +55,6 @@ static int option_write_room (struct usb_serial_port *port);
44 55
45static void option_instat_callback(struct urb *urb, struct pt_regs *regs); 56static void option_instat_callback(struct urb *urb, struct pt_regs *regs);
46 57
47
48static int option_write (struct usb_serial_port *port, 58static int option_write (struct usb_serial_port *port,
49 const unsigned char *buf, int count); 59 const unsigned char *buf, int count);
50 60
@@ -60,14 +70,17 @@ static int option_tiocmset (struct usb_serial_port *port, struct file *file,
60static int option_send_setup (struct usb_serial_port *port); 70static int option_send_setup (struct usb_serial_port *port);
61 71
62/* Vendor and product IDs */ 72/* Vendor and product IDs */
63#define OPTION_VENDOR_ID 0x0AF0 73#define OPTION_VENDOR_ID 0x0AF0
74
75#define OPTION_PRODUCT_OLD 0x5000
76#define OPTION_PRODUCT_FUSION 0x6000
77#define OPTION_PRODUCT_FUSION2 0x6300
64 78
65#define OPTION_PRODUCT_OLD 0x5000
66#define OPTION_PRODUCT_WLAN 0x6000
67 79
68static struct usb_device_id option_ids[] = { 80static struct usb_device_id option_ids[] = {
69 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) }, 81 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) },
70 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_WLAN) }, 82 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) },
83 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) },
71 { } /* Terminating entry */ 84 { } /* Terminating entry */
72}; 85};
73 86
@@ -85,58 +98,62 @@ static struct usb_driver option_driver = {
85 * recognizes separately, thus num_port=1. 98 * recognizes separately, thus num_port=1.
86 */ 99 */
87static struct usb_serial_device_type option_3port_device = { 100static struct usb_serial_device_type option_3port_device = {
88 .owner = THIS_MODULE, 101 .owner = THIS_MODULE,
89 .name = "Option 3-port card", 102 .name = "Option 3G data card",
90 .short_name = "option", 103 .short_name = "option",
91 .id_table = option_ids, 104 .id_table = option_ids,
92 .num_interrupt_in = NUM_DONT_CARE, 105 .num_interrupt_in = NUM_DONT_CARE,
93 .num_bulk_in = NUM_DONT_CARE, 106 .num_bulk_in = NUM_DONT_CARE,
94 .num_bulk_out = NUM_DONT_CARE, 107 .num_bulk_out = NUM_DONT_CARE,
95 .num_ports = 1, /* 3 */ 108 .num_ports = 1, /* 3, but the card reports its ports separately */
96 .open = option_open, 109 .open = option_open,
97 .close = option_close, 110 .close = option_close,
98 .write = option_write, 111 .write = option_write,
99 .write_room = option_write_room, 112 .write_room = option_write_room,
100 .chars_in_buffer = option_chars_in_buffer, 113 .chars_in_buffer = option_chars_in_buffer,
101 .throttle = option_rx_throttle, 114 .throttle = option_rx_throttle,
102 .unthrottle = option_rx_unthrottle, 115 .unthrottle = option_rx_unthrottle,
103 .ioctl = option_ioctl, 116 .ioctl = option_ioctl,
104 .set_termios = option_set_termios, 117 .set_termios = option_set_termios,
105 .break_ctl = option_break_ctl, 118 .break_ctl = option_break_ctl,
106 .tiocmget = option_tiocmget, 119 .tiocmget = option_tiocmget,
107 .tiocmset = option_tiocmset, 120 .tiocmset = option_tiocmset,
108 .attach = option_startup, 121 .attach = option_startup,
109 .shutdown = option_shutdown, 122 .shutdown = option_shutdown,
110 .read_int_callback = option_instat_callback, 123 .read_int_callback = option_instat_callback,
111}; 124};
112 125
126#ifdef CONFIG_USB_DEBUG
113static int debug; 127static int debug;
128#else
129#define debug 0
130#endif
131
114 132
115/* per port private data */ 133/* per port private data */
116 134
117#define N_IN_URB 4 135#define N_IN_URB 4
118#define N_OUT_URB 1 136#define N_OUT_URB 1
119#define IN_BUFLEN 1024 137#define IN_BUFLEN 1024
120#define OUT_BUFLEN 1024 138#define OUT_BUFLEN 128
121 139
122struct option_port_private { 140struct option_port_private {
123 /* Input endpoints and buffer for this port */ 141 /* Input endpoints and buffer for this port */
124 struct urb *in_urbs[N_IN_URB]; 142 struct urb *in_urbs[N_IN_URB];
125 char in_buffer[N_IN_URB][IN_BUFLEN]; 143 char in_buffer[N_IN_URB][IN_BUFLEN];
126 /* Output endpoints and buffer for this port */ 144 /* Output endpoints and buffer for this port */
127 struct urb *out_urbs[N_OUT_URB]; 145 struct urb *out_urbs[N_OUT_URB];
128 char out_buffer[N_OUT_URB][OUT_BUFLEN]; 146 char out_buffer[N_OUT_URB][OUT_BUFLEN];
129 147
130 /* Settings for the port */ 148 /* Settings for the port */
131 int rts_state; /* Handshaking pins (outputs) */ 149 int rts_state; /* Handshaking pins (outputs) */
132 int dtr_state; 150 int dtr_state;
133 int cts_state; /* Handshaking pins (inputs) */ 151 int cts_state; /* Handshaking pins (inputs) */
134 int dsr_state; 152 int dsr_state;
135 int dcd_state; 153 int dcd_state;
136 int ri_state; 154 int ri_state;
137 // int break_on; 155
138 156 unsigned long tx_start_time[N_OUT_URB];
139 unsigned long tx_start_time[N_OUT_URB];
140}; 157};
141 158
142 159
@@ -190,13 +207,13 @@ static void
190option_break_ctl (struct usb_serial_port *port, int break_state) 207option_break_ctl (struct usb_serial_port *port, int break_state)
191{ 208{
192 /* Unfortunately, I don't know how to send a break */ 209 /* Unfortunately, I don't know how to send a break */
193 dbg("%s", __FUNCTION__); 210 dbg("%s", __FUNCTION__);
194} 211}
195 212
196 213
197static void 214static void
198option_set_termios (struct usb_serial_port *port, 215option_set_termios (struct usb_serial_port *port,
199 struct termios *old_termios) 216 struct termios *old_termios)
200{ 217{
201 dbg("%s", __FUNCTION__); 218 dbg("%s", __FUNCTION__);
202 219
@@ -204,10 +221,10 @@ option_set_termios (struct usb_serial_port *port,
204} 221}
205 222
206static int 223static int
207option_tiocmget(struct usb_serial_port *port, struct file *file) 224option_tiocmget (struct usb_serial_port *port, struct file *file)
208{ 225{
209 unsigned int value; 226 unsigned int value;
210 struct option_port_private *portdata; 227 struct option_port_private *portdata;
211 228
212 portdata = usb_get_serial_port_data(port); 229 portdata = usb_get_serial_port_data(port);
213 230
@@ -225,7 +242,7 @@ static int
225option_tiocmset (struct usb_serial_port *port, struct file *file, 242option_tiocmset (struct usb_serial_port *port, struct file *file,
226 unsigned int set, unsigned int clear) 243 unsigned int set, unsigned int clear)
227{ 244{
228 struct option_port_private *portdata; 245 struct option_port_private *portdata;
229 246
230 portdata = usb_get_serial_port_data(port); 247 portdata = usb_get_serial_port_data(port);
231 248
@@ -250,71 +267,50 @@ option_ioctl (struct usb_serial_port *port, struct file *file,
250 267
251/* Write */ 268/* Write */
252static int 269static int
253option_write(struct usb_serial_port *port, 270option_write (struct usb_serial_port *port,
254 const unsigned char *buf, int count) 271 const unsigned char *buf, int count)
255{ 272{
256 struct option_port_private *portdata; 273 struct option_port_private *portdata;
257 int i; 274 int i;
258 int left, todo; 275 int left, todo;
259 struct urb *this_urb = NULL; /* spurious */ 276 struct urb *this_urb = NULL; /* spurious */
260 int err; 277 int err;
261 278
262 portdata = usb_get_serial_port_data(port); 279 portdata = usb_get_serial_port_data(port);
263 280
264 dbg("%s: write (%d chars)", __FUNCTION__, count); 281 dbg("%s: write (%d chars)", __FUNCTION__, count);
265 282
266#if 0
267 spin_lock(&port->lock);
268 if (port->write_urb_busy) {
269 spin_unlock(&port->lock);
270 dbg("%s: already writing", __FUNCTION__);
271 return 0;
272 }
273 port->write_urb_busy = 1;
274 spin_unlock(&port->lock);
275#endif
276
277 i = 0; 283 i = 0;
278 left = count; 284 left = count;
279 while (left>0) { 285 for (i=0; left > 0 && i < N_OUT_URB; i++) {
280 todo = left; 286 todo = left;
281 if (todo > OUT_BUFLEN) 287 if (todo > OUT_BUFLEN)
282 todo = OUT_BUFLEN; 288 todo = OUT_BUFLEN;
283 289
284 for (;i < N_OUT_URB; i++) { 290 this_urb = portdata->out_urbs[i];
285 /* Check we have a valid urb/endpoint before we use it... */ 291 if (this_urb->status == -EINPROGRESS) {
286 this_urb = portdata->out_urbs[i];
287 if (this_urb->status != -EINPROGRESS)
288 break;
289 if (this_urb->transfer_flags & URB_ASYNC_UNLINK) 292 if (this_urb->transfer_flags & URB_ASYNC_UNLINK)
290 continue; 293 continue;
291 if (time_before(jiffies, portdata->tx_start_time[i] + 10 * HZ)) 294 if (time_before(jiffies, portdata->tx_start_time[i] + 10 * HZ))
292 continue; 295 continue;
293 this_urb->transfer_flags |= URB_ASYNC_UNLINK; 296 this_urb->transfer_flags |= URB_ASYNC_UNLINK;
294 usb_unlink_urb(this_urb); 297 usb_unlink_urb(this_urb);
298 continue;
295 } 299 }
296 300 if (this_urb->status != 0)
297 if (i == N_OUT_URB) { 301 dbg("usb_write %p failed (err=%d)", this_urb, this_urb->status);
298 /* no bulk out free! */
299 dbg("%s: no output urb -- left %d", __FUNCTION__,count-left);
300#if 0
301 port->write_urb_busy = 0;
302#endif
303 return count-left;
304 }
305 302
306 dbg("%s: endpoint %d buf %d", __FUNCTION__, usb_pipeendpoint(this_urb->pipe), i); 303 dbg("%s: endpoint %d buf %d", __FUNCTION__, usb_pipeendpoint(this_urb->pipe), i);
307 304
305 /* send the data */
308 memcpy (this_urb->transfer_buffer, buf, todo); 306 memcpy (this_urb->transfer_buffer, buf, todo);
309
310 /* send the data out the bulk port */
311 this_urb->transfer_buffer_length = todo; 307 this_urb->transfer_buffer_length = todo;
312 308
313 this_urb->transfer_flags &= ~URB_ASYNC_UNLINK; 309 this_urb->transfer_flags &= ~URB_ASYNC_UNLINK;
314 this_urb->dev = port->serial->dev; 310 this_urb->dev = port->serial->dev;
315 err = usb_submit_urb(this_urb, GFP_ATOMIC); 311 err = usb_submit_urb(this_urb, GFP_ATOMIC);
316 if (err) { 312 if (err) {
317 dbg("usb_submit_urb %p (write bulk) failed (%d,, has %d)", this_urb, err, this_urb->status); 313 dbg("usb_submit_urb %p (write bulk) failed (%d, has %d)", this_urb, err, this_urb->status);
318 continue; 314 continue;
319 } 315 }
320 portdata->tx_start_time[i] = jiffies; 316 portdata->tx_start_time[i] = jiffies;
@@ -323,9 +319,6 @@ option_write(struct usb_serial_port *port,
323 } 319 }
324 320
325 count -= left; 321 count -= left;
326#if 0
327 port->write_urb_busy = 0;
328#endif
329 dbg("%s: wrote (did %d)", __FUNCTION__, count); 322 dbg("%s: wrote (did %d)", __FUNCTION__, count);
330 return count; 323 return count;
331} 324}
@@ -333,7 +326,7 @@ option_write(struct usb_serial_port *port,
333static void 326static void
334option_indat_callback (struct urb *urb, struct pt_regs *regs) 327option_indat_callback (struct urb *urb, struct pt_regs *regs)
335{ 328{
336 int i, err; 329 int i, err;
337 int endpoint; 330 int endpoint;
338 struct usb_serial_port *port; 331 struct usb_serial_port *port;
339 struct tty_struct *tty; 332 struct tty_struct *tty;
@@ -444,10 +437,11 @@ option_write_room (struct usb_serial_port *port)
444 437
445 portdata = usb_get_serial_port_data(port); 438 portdata = usb_get_serial_port_data(port);
446 439
447 for (i=0; i < N_OUT_URB; i++) 440 for (i=0; i < N_OUT_URB; i++) {
448 this_urb = portdata->out_urbs[i]; 441 this_urb = portdata->out_urbs[i];
449 if (this_urb && this_urb->status != -EINPROGRESS) 442 if (this_urb && this_urb->status != -EINPROGRESS)
450 data_len += OUT_BUFLEN; 443 data_len += OUT_BUFLEN;
444 }
451 445
452 dbg("%s: %d", __FUNCTION__, data_len); 446 dbg("%s: %d", __FUNCTION__, data_len);
453 return data_len; 447 return data_len;
@@ -464,11 +458,11 @@ option_chars_in_buffer (struct usb_serial_port *port)
464 458
465 portdata = usb_get_serial_port_data(port); 459 portdata = usb_get_serial_port_data(port);
466 460
467 for (i=0; i < N_OUT_URB; i++) 461 for (i=0; i < N_OUT_URB; i++) {
468 this_urb = portdata->out_urbs[i]; 462 this_urb = portdata->out_urbs[i];
469 if (this_urb && this_urb->status == -EINPROGRESS) 463 if (this_urb && this_urb->status == -EINPROGRESS)
470 data_len += this_urb->transfer_buffer_length; 464 data_len += this_urb->transfer_buffer_length;
471 465 }
472 dbg("%s: %d", __FUNCTION__, data_len); 466 dbg("%s: %d", __FUNCTION__, data_len);
473 return data_len; 467 return data_len;
474} 468}
@@ -477,10 +471,10 @@ option_chars_in_buffer (struct usb_serial_port *port)
477static int 471static int
478option_open (struct usb_serial_port *port, struct file *filp) 472option_open (struct usb_serial_port *port, struct file *filp)
479{ 473{
480 struct option_port_private *portdata; 474 struct option_port_private *portdata;
481 struct usb_serial *serial = port->serial; 475 struct usb_serial *serial = port->serial;
482 int i, err; 476 int i, err;
483 struct urb *urb; 477 struct urb *urb;
484 478
485 portdata = usb_get_serial_port_data(port); 479 portdata = usb_get_serial_port_data(port);
486 480
@@ -528,7 +522,7 @@ option_open (struct usb_serial_port *port, struct file *filp)
528} 522}
529 523
530static inline void 524static inline void
531stop_urb(struct urb *urb) 525stop_urb (struct urb *urb)
532{ 526{
533 if (urb && urb->status == -EINPROGRESS) { 527 if (urb && urb->status == -EINPROGRESS) {
534 urb->transfer_flags &= ~URB_ASYNC_UNLINK; 528 urb->transfer_flags &= ~URB_ASYNC_UNLINK;
@@ -537,11 +531,11 @@ stop_urb(struct urb *urb)
537} 531}
538 532
539static void 533static void
540option_close(struct usb_serial_port *port, struct file *filp) 534option_close (struct usb_serial_port *port, struct file *filp)
541{ 535{
542 int i; 536 int i;
543 struct usb_serial *serial = port->serial; 537 struct usb_serial *serial = port->serial;
544 struct option_port_private *portdata; 538 struct option_port_private *portdata;
545 539
546 dbg("%s", __FUNCTION__); 540 dbg("%s", __FUNCTION__);
547 portdata = usb_get_serial_port_data(port); 541 portdata = usb_get_serial_port_data(port);
@@ -589,11 +583,11 @@ option_setup_urb (struct usb_serial *serial, int endpoint,
589 583
590/* Setup urbs */ 584/* Setup urbs */
591static void 585static void
592option_setup_urbs(struct usb_serial *serial) 586option_setup_urbs (struct usb_serial *serial)
593{ 587{
594 int j; 588 int j;
595 struct usb_serial_port *port; 589 struct usb_serial_port *port;
596 struct option_port_private *portdata; 590 struct option_port_private *portdata;
597 591
598 dbg("%s", __FUNCTION__); 592 dbg("%s", __FUNCTION__);
599 593
@@ -617,7 +611,7 @@ option_setup_urbs(struct usb_serial *serial)
617 611
618 612
619static int 613static int
620option_send_setup(struct usb_serial_port *port) 614option_send_setup (struct usb_serial_port *port)
621{ 615{
622 struct usb_serial *serial = port->serial; 616 struct usb_serial *serial = port->serial;
623 struct option_port_private *portdata; 617 struct option_port_private *portdata;
@@ -644,9 +638,9 @@ option_send_setup(struct usb_serial_port *port)
644static int 638static int
645option_startup (struct usb_serial *serial) 639option_startup (struct usb_serial *serial)
646{ 640{
647 int i, err; 641 int i, err;
648 struct usb_serial_port *port; 642 struct usb_serial_port *port;
649 struct option_port_private *portdata; 643 struct option_port_private *portdata;
650 644
651 dbg("%s", __FUNCTION__); 645 dbg("%s", __FUNCTION__);
652 646
@@ -677,9 +671,9 @@ option_startup (struct usb_serial *serial)
677static void 671static void
678option_shutdown (struct usb_serial *serial) 672option_shutdown (struct usb_serial *serial)
679{ 673{
680 int i, j; 674 int i, j;
681 struct usb_serial_port *port; 675 struct usb_serial_port *port;
682 struct option_port_private *portdata; 676 struct option_port_private *portdata;
683 677
684 dbg("%s", __FUNCTION__); 678 dbg("%s", __FUNCTION__);
685 679
@@ -724,6 +718,8 @@ MODULE_DESCRIPTION(DRIVER_DESC);
724MODULE_VERSION(DRIVER_VERSION); 718MODULE_VERSION(DRIVER_VERSION);
725MODULE_LICENSE("GPL"); 719MODULE_LICENSE("GPL");
726 720
721#ifdef CONFIG_USB_DEBUG
727module_param(debug, bool, S_IRUGO | S_IWUSR); 722module_param(debug, bool, S_IRUGO | S_IWUSR);
728MODULE_PARM_DESC(debug, "Debug messages"); 723MODULE_PARM_DESC(debug, "Debug messages");
724#endif
729 725
diff --git a/fs/ext2/xip.c b/fs/ext2/xip.c
index d44431d1a338..0aa5ac159c09 100644
--- a/fs/ext2/xip.c
+++ b/fs/ext2/xip.c
@@ -15,66 +15,79 @@
15#include "xip.h" 15#include "xip.h"
16 16
17static inline int 17static inline int
18__inode_direct_access(struct inode *inode, sector_t sector, unsigned long *data) { 18__inode_direct_access(struct inode *inode, sector_t sector,
19 unsigned long *data)
20{
19 BUG_ON(!inode->i_sb->s_bdev->bd_disk->fops->direct_access); 21 BUG_ON(!inode->i_sb->s_bdev->bd_disk->fops->direct_access);
20 return inode->i_sb->s_bdev->bd_disk->fops 22 return inode->i_sb->s_bdev->bd_disk->fops
21 ->direct_access(inode->i_sb->s_bdev,sector,data); 23 ->direct_access(inode->i_sb->s_bdev,sector,data);
22} 24}
23 25
26static inline int
27__ext2_get_sector(struct inode *inode, sector_t offset, int create,
28 sector_t *result)
29{
30 struct buffer_head tmp;
31 int rc;
32
33 memset(&tmp, 0, sizeof(struct buffer_head));
34 rc = ext2_get_block(inode, offset/ (PAGE_SIZE/512), &tmp,
35 create);
36 *result = tmp.b_blocknr;
37
38 /* did we get a sparse block (hole in the file)? */
39 if (!(*result)) {
40 BUG_ON(create);
41 rc = -ENODATA;
42 }
43
44 return rc;
45}
46
24int 47int
25ext2_clear_xip_target(struct inode *inode, int block) { 48ext2_clear_xip_target(struct inode *inode, int block)
26 sector_t sector = block*(PAGE_SIZE/512); 49{
50 sector_t sector = block * (PAGE_SIZE/512);
27 unsigned long data; 51 unsigned long data;
28 int rc; 52 int rc;
29 53
30 rc = __inode_direct_access(inode, sector, &data); 54 rc = __inode_direct_access(inode, sector, &data);
31 if (rc) 55 if (!rc)
32 return rc; 56 clear_page((void*)data);
33 clear_page((void*)data); 57 return rc;
34 return 0;
35} 58}
36 59
37void ext2_xip_verify_sb(struct super_block *sb) 60void ext2_xip_verify_sb(struct super_block *sb)
38{ 61{
39 struct ext2_sb_info *sbi = EXT2_SB(sb); 62 struct ext2_sb_info *sbi = EXT2_SB(sb);
40 63
41 if ((sbi->s_mount_opt & EXT2_MOUNT_XIP)) { 64 if ((sbi->s_mount_opt & EXT2_MOUNT_XIP) &&
42 if ((sb->s_bdev == NULL) || 65 !sb->s_bdev->bd_disk->fops->direct_access) {
43 sb->s_bdev->bd_disk == NULL || 66 sbi->s_mount_opt &= (~EXT2_MOUNT_XIP);
44 sb->s_bdev->bd_disk->fops == NULL || 67 ext2_warning(sb, __FUNCTION__,
45 sb->s_bdev->bd_disk->fops->direct_access == NULL) { 68 "ignoring xip option - not supported by bdev");
46 sbi->s_mount_opt &= (~EXT2_MOUNT_XIP);
47 ext2_warning(sb, __FUNCTION__,
48 "ignoring xip option - not supported by bdev");
49 }
50 } 69 }
51} 70}
52 71
53struct page* 72struct page *
54ext2_get_xip_page(struct address_space *mapping, sector_t blockno, 73ext2_get_xip_page(struct address_space *mapping, sector_t offset,
55 int create) 74 int create)
56{ 75{
57 int rc; 76 int rc;
58 unsigned long data; 77 unsigned long data;
59 struct buffer_head tmp; 78 sector_t sector;
60 79
61 tmp.b_state = 0; 80 /* first, retrieve the sector number */
62 tmp.b_blocknr = 0; 81 rc = __ext2_get_sector(mapping->host, offset, create, &sector);
63 rc = ext2_get_block(mapping->host, blockno/(PAGE_SIZE/512) , &tmp,
64 create);
65 if (rc) 82 if (rc)
66 return ERR_PTR(rc); 83 goto error;
67 if (tmp.b_blocknr == 0) {
68 /* SPARSE block */
69 BUG_ON(create);
70 return ERR_PTR(-ENODATA);
71 }
72 84
85 /* retrieve address of the target data */
73 rc = __inode_direct_access 86 rc = __inode_direct_access
74 (mapping->host,tmp.b_blocknr*(PAGE_SIZE/512) ,&data); 87 (mapping->host, sector * (PAGE_SIZE/512), &data);
75 if (rc) 88 if (!rc)
76 return ERR_PTR(rc); 89 return virt_to_page(data);
77 90
78 SetPageUptodate(virt_to_page(data)); 91 error:
79 return virt_to_page(data); 92 return ERR_PTR(rc);
80} 93}
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 4bf43ea87c46..88e68caa3784 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -15,7 +15,6 @@
15#include <linux/pagemap.h> 15#include <linux/pagemap.h>
16#include <linux/blkdev.h> 16#include <linux/blkdev.h>
17#include <linux/list.h> 17#include <linux/list.h>
18#include <linux/root_dev.h>
19#include <linux/statfs.h> 18#include <linux/statfs.h>
20#include <linux/kdev_t.h> 19#include <linux/kdev_t.h>
21#include <asm/uaccess.h> 20#include <asm/uaccess.h>
@@ -160,8 +159,6 @@ static int read_name(struct inode *ino, char *name)
160 ino->i_size = i_size; 159 ino->i_size = i_size;
161 ino->i_blksize = i_blksize; 160 ino->i_blksize = i_blksize;
162 ino->i_blocks = i_blocks; 161 ino->i_blocks = i_blocks;
163 if((ino->i_sb->s_dev == ROOT_DEV) && (ino->i_uid == getuid()))
164 ino->i_uid = 0;
165 return(0); 162 return(0);
166} 163}
167 164
@@ -841,16 +838,10 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
841 attrs.ia_mode = attr->ia_mode; 838 attrs.ia_mode = attr->ia_mode;
842 } 839 }
843 if(attr->ia_valid & ATTR_UID){ 840 if(attr->ia_valid & ATTR_UID){
844 if((dentry->d_inode->i_sb->s_dev == ROOT_DEV) &&
845 (attr->ia_uid == 0))
846 attr->ia_uid = getuid();
847 attrs.ia_valid |= HOSTFS_ATTR_UID; 841 attrs.ia_valid |= HOSTFS_ATTR_UID;
848 attrs.ia_uid = attr->ia_uid; 842 attrs.ia_uid = attr->ia_uid;
849 } 843 }
850 if(attr->ia_valid & ATTR_GID){ 844 if(attr->ia_valid & ATTR_GID){
851 if((dentry->d_inode->i_sb->s_dev == ROOT_DEV) &&
852 (attr->ia_gid == 0))
853 attr->ia_gid = getgid();
854 attrs.ia_valid |= HOSTFS_ATTR_GID; 845 attrs.ia_valid |= HOSTFS_ATTR_GID;
855 attrs.ia_gid = attr->ia_gid; 846 attrs.ia_gid = attr->ia_gid;
856 } 847 }
diff --git a/fs/hppfs/hppfs_kern.c b/fs/hppfs/hppfs_kern.c
index 6f553e17c375..ff150fedb981 100644
--- a/fs/hppfs/hppfs_kern.c
+++ b/fs/hppfs/hppfs_kern.c
@@ -233,7 +233,7 @@ static ssize_t read_proc(struct file *file, char *buf, ssize_t count,
233 set_fs(USER_DS); 233 set_fs(USER_DS);
234 234
235 if(ppos) *ppos = file->f_pos; 235 if(ppos) *ppos = file->f_pos;
236 return(n); 236 return n;
237} 237}
238 238
239static ssize_t hppfs_read_file(int fd, char *buf, ssize_t count) 239static ssize_t hppfs_read_file(int fd, char *buf, ssize_t count)
@@ -254,7 +254,7 @@ static ssize_t hppfs_read_file(int fd, char *buf, ssize_t count)
254 err = os_read_file(fd, new_buf, cur); 254 err = os_read_file(fd, new_buf, cur);
255 if(err < 0){ 255 if(err < 0){
256 printk("hppfs_read : read failed, errno = %d\n", 256 printk("hppfs_read : read failed, errno = %d\n",
257 count); 257 err);
258 n = err; 258 n = err;
259 goto out_free; 259 goto out_free;
260 } 260 }
@@ -271,7 +271,7 @@ static ssize_t hppfs_read_file(int fd, char *buf, ssize_t count)
271 out_free: 271 out_free:
272 kfree(new_buf); 272 kfree(new_buf);
273 out: 273 out:
274 return(n); 274 return n;
275} 275}
276 276
277static ssize_t hppfs_read(struct file *file, char *buf, size_t count, 277static ssize_t hppfs_read(struct file *file, char *buf, size_t count,
diff --git a/include/asm-um/ldt.h b/include/asm-um/ldt.h
new file mode 100644
index 000000000000..e908439d338a
--- /dev/null
+++ b/include/asm-um/ldt.h
@@ -0,0 +1,5 @@
1#ifndef __UM_LDT_H
2#define __UM_LDT_H
3
4#include "asm/arch/ldt.h"
5#endif
diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h
index e24b74b11150..6213e976eade 100644
--- a/include/linux/raid/bitmap.h
+++ b/include/linux/raid/bitmap.h
@@ -262,7 +262,7 @@ void bitmap_write_all(struct bitmap *bitmap);
262int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors); 262int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors);
263void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors, 263void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors,
264 int success); 264 int success);
265int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks); 265int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks, int degraded);
266void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, int *blocks, int aborted); 266void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, int *blocks, int aborted);
267void bitmap_close_sync(struct bitmap *bitmap); 267void bitmap_close_sync(struct bitmap *bitmap);
268 268
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 1b02be734ccc..4e11a9aaf14a 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -26,8 +26,6 @@ static char __initdata saved_root_name[64];
26/* this is initialized in init/main.c */ 26/* this is initialized in init/main.c */
27dev_t ROOT_DEV; 27dev_t ROOT_DEV;
28 28
29EXPORT_SYMBOL(ROOT_DEV);
30
31static int __init load_ramdisk(char *str) 29static int __init load_ramdisk(char *str)
32{ 30{
33 rd_doload = simple_strtol(str,NULL,0) & 3; 31 rd_doload = simple_strtol(str,NULL,0) & 3;
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 4553b2c5aab4..8c199f537732 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -68,13 +68,12 @@ do_xip_mapping_read(struct address_space *mapping,
68 if (unlikely(IS_ERR(page))) { 68 if (unlikely(IS_ERR(page))) {
69 if (PTR_ERR(page) == -ENODATA) { 69 if (PTR_ERR(page) == -ENODATA) {
70 /* sparse */ 70 /* sparse */
71 page = virt_to_page(empty_zero_page); 71 page = ZERO_PAGE(0);
72 } else { 72 } else {
73 desc->error = PTR_ERR(page); 73 desc->error = PTR_ERR(page);
74 goto out; 74 goto out;
75 } 75 }
76 } else 76 }
77 BUG_ON(!PageUptodate(page));
78 77
79 /* If users can be writing to this page using arbitrary 78 /* If users can be writing to this page using arbitrary
80 * virtual addresses, take care about potential aliasing 79 * virtual addresses, take care about potential aliasing
@@ -84,8 +83,7 @@ do_xip_mapping_read(struct address_space *mapping,
84 flush_dcache_page(page); 83 flush_dcache_page(page);
85 84
86 /* 85 /*
87 * Ok, we have the page, and it's up-to-date, so 86 * Ok, we have the page, so now we can copy it to user space...
88 * now we can copy it to user space...
89 * 87 *
90 * The actor routine returns how many bytes were actually used.. 88 * The actor routine returns how many bytes were actually used..
91 * NOTE! This may not be the same as how much of a user buffer 89 * NOTE! This may not be the same as how much of a user buffer
@@ -164,7 +162,7 @@ EXPORT_SYMBOL_GPL(xip_file_sendfile);
164 * xip_write 162 * xip_write
165 * 163 *
166 * This function walks all vmas of the address_space and unmaps the 164 * This function walks all vmas of the address_space and unmaps the
167 * empty_zero_page when found at pgoff. Should it go in rmap.c? 165 * ZERO_PAGE when found at pgoff. Should it go in rmap.c?
168 */ 166 */
169static void 167static void
170__xip_unmap (struct address_space * mapping, 168__xip_unmap (struct address_space * mapping,
@@ -187,7 +185,7 @@ __xip_unmap (struct address_space * mapping,
187 * We need the page_table_lock to protect us from page faults, 185 * We need the page_table_lock to protect us from page faults,
188 * munmap, fork, etc... 186 * munmap, fork, etc...
189 */ 187 */
190 pte = page_check_address(virt_to_page(empty_zero_page), mm, 188 pte = page_check_address(ZERO_PAGE(address), mm,
191 address); 189 address);
192 if (!IS_ERR(pte)) { 190 if (!IS_ERR(pte)) {
193 /* Nuke the page table entry. */ 191 /* Nuke the page table entry. */
@@ -230,7 +228,6 @@ xip_file_nopage(struct vm_area_struct * area,
230 228
231 page = mapping->a_ops->get_xip_page(mapping, pgoff*(PAGE_SIZE/512), 0); 229 page = mapping->a_ops->get_xip_page(mapping, pgoff*(PAGE_SIZE/512), 0);
232 if (!IS_ERR(page)) { 230 if (!IS_ERR(page)) {
233 BUG_ON(!PageUptodate(page));
234 return page; 231 return page;
235 } 232 }
236 if (PTR_ERR(page) != -ENODATA) 233 if (PTR_ERR(page) != -ENODATA)
@@ -245,12 +242,11 @@ xip_file_nopage(struct vm_area_struct * area,
245 pgoff*(PAGE_SIZE/512), 1); 242 pgoff*(PAGE_SIZE/512), 1);
246 if (IS_ERR(page)) 243 if (IS_ERR(page))
247 return NULL; 244 return NULL;
248 BUG_ON(!PageUptodate(page));
249 /* unmap page at pgoff from all other vmas */ 245 /* unmap page at pgoff from all other vmas */
250 __xip_unmap(mapping, pgoff); 246 __xip_unmap(mapping, pgoff);
251 } else { 247 } else {
252 /* not shared and writable, use empty_zero_page */ 248 /* not shared and writable, use ZERO_PAGE() */
253 page = virt_to_page(empty_zero_page); 249 page = ZERO_PAGE(address);
254 } 250 }
255 251
256 return page; 252 return page;
@@ -319,8 +315,6 @@ __xip_file_write(struct file *filp, const char __user *buf,
319 break; 315 break;
320 } 316 }
321 317
322 BUG_ON(!PageUptodate(page));
323
324 copied = filemap_copy_from_user(page, offset, buf, bytes); 318 copied = filemap_copy_from_user(page, offset, buf, bytes);
325 flush_dcache_page(page); 319 flush_dcache_page(page);
326 if (likely(copied > 0)) { 320 if (likely(copied > 0)) {
@@ -435,8 +429,7 @@ xip_truncate_page(struct address_space *mapping, loff_t from)
435 return 0; 429 return 0;
436 else 430 else
437 return PTR_ERR(page); 431 return PTR_ERR(page);
438 } else 432 }
439 BUG_ON(!PageUptodate(page));
440 kaddr = kmap_atomic(page, KM_USER0); 433 kaddr = kmap_atomic(page, KM_USER0);
441 memset(kaddr + offset, 0, length); 434 memset(kaddr + offset, 0, length);
442 kunmap_atomic(kaddr, KM_USER0); 435 kunmap_atomic(kaddr, KM_USER0);
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-01 16:47:10 -0500