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-rw-r--r--arch/s390/crypto/aes_s390.c2
-rw-r--r--arch/s390/crypto/sha.h6
-rw-r--r--arch/s390/crypto/sha1_s390.c40
-rw-r--r--arch/s390/crypto/sha256_s390.c40
-rw-r--r--arch/s390/crypto/sha512_s390.c81
-rw-r--r--arch/s390/crypto/sha_common.c20
-rw-r--r--arch/s390/defconfig87
-rw-r--r--arch/s390/include/asm/cputime.h2
-rw-r--r--arch/s390/include/asm/elf.h16
-rw-r--r--arch/s390/include/asm/lowcore.h4
-rw-r--r--arch/s390/include/asm/mman.h5
-rw-r--r--arch/s390/include/asm/processor.h5
-rw-r--r--arch/s390/include/asm/setup.h2
-rw-r--r--arch/s390/include/asm/topology.h2
-rw-r--r--arch/s390/kernel/compat_wrapper.S38
-rw-r--r--arch/s390/kernel/irq.c2
-rw-r--r--arch/s390/kernel/mcount.S6
-rw-r--r--arch/s390/kernel/setup.c9
-rw-r--r--arch/s390/kernel/syscalls.S12
-rw-r--r--arch/s390/kernel/time.c6
-rw-r--r--arch/s390/kernel/vtime.c4
-rw-r--r--arch/s390/kvm/kvm-s390.c4
-rw-r--r--arch/s390/lib/div64.c2
-rw-r--r--arch/s390/lib/uaccess_pt.c18
-rw-r--r--arch/s390/mm/mmap.c48
-rw-r--r--arch/s390/mm/pgtable.c2
26 files changed, 288 insertions, 175 deletions
diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c
index c42cd898f68b..6118890c946d 100644
--- a/arch/s390/crypto/aes_s390.c
+++ b/arch/s390/crypto/aes_s390.c
@@ -556,7 +556,7 @@ static void __exit aes_s390_fini(void)
556module_init(aes_s390_init); 556module_init(aes_s390_init);
557module_exit(aes_s390_fini); 557module_exit(aes_s390_fini);
558 558
559MODULE_ALIAS("aes"); 559MODULE_ALIAS("aes-all");
560 560
561MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm"); 561MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm");
562MODULE_LICENSE("GPL"); 562MODULE_LICENSE("GPL");
diff --git a/arch/s390/crypto/sha.h b/arch/s390/crypto/sha.h
index 1ceafa571eab..f4e9dc71675f 100644
--- a/arch/s390/crypto/sha.h
+++ b/arch/s390/crypto/sha.h
@@ -29,7 +29,9 @@ struct s390_sha_ctx {
29 int func; /* KIMD function to use */ 29 int func; /* KIMD function to use */
30}; 30};
31 31
32void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len); 32struct shash_desc;
33void s390_sha_final(struct crypto_tfm *tfm, u8 *out); 33
34int s390_sha_update(struct shash_desc *desc, const u8 *data, unsigned int len);
35int s390_sha_final(struct shash_desc *desc, u8 *out);
34 36
35#endif 37#endif
diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c
index b3cb5a89b00d..e85ba348722a 100644
--- a/arch/s390/crypto/sha1_s390.c
+++ b/arch/s390/crypto/sha1_s390.c
@@ -23,17 +23,17 @@
23 * any later version. 23 * any later version.
24 * 24 *
25 */ 25 */
26#include <crypto/internal/hash.h>
26#include <linux/init.h> 27#include <linux/init.h>
27#include <linux/module.h> 28#include <linux/module.h>
28#include <linux/crypto.h>
29#include <crypto/sha.h> 29#include <crypto/sha.h>
30 30
31#include "crypt_s390.h" 31#include "crypt_s390.h"
32#include "sha.h" 32#include "sha.h"
33 33
34static void sha1_init(struct crypto_tfm *tfm) 34static int sha1_init(struct shash_desc *desc)
35{ 35{
36 struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm); 36 struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
37 37
38 sctx->state[0] = SHA1_H0; 38 sctx->state[0] = SHA1_H0;
39 sctx->state[1] = SHA1_H1; 39 sctx->state[1] = SHA1_H1;
@@ -42,34 +42,36 @@ static void sha1_init(struct crypto_tfm *tfm)
42 sctx->state[4] = SHA1_H4; 42 sctx->state[4] = SHA1_H4;
43 sctx->count = 0; 43 sctx->count = 0;
44 sctx->func = KIMD_SHA_1; 44 sctx->func = KIMD_SHA_1;
45
46 return 0;
45} 47}
46 48
47static struct crypto_alg alg = { 49static struct shash_alg alg = {
48 .cra_name = "sha1", 50 .digestsize = SHA1_DIGEST_SIZE,
49 .cra_driver_name= "sha1-s390", 51 .init = sha1_init,
50 .cra_priority = CRYPT_S390_PRIORITY, 52 .update = s390_sha_update,
51 .cra_flags = CRYPTO_ALG_TYPE_DIGEST, 53 .final = s390_sha_final,
52 .cra_blocksize = SHA1_BLOCK_SIZE, 54 .descsize = sizeof(struct s390_sha_ctx),
53 .cra_ctxsize = sizeof(struct s390_sha_ctx), 55 .base = {
54 .cra_module = THIS_MODULE, 56 .cra_name = "sha1",
55 .cra_list = LIST_HEAD_INIT(alg.cra_list), 57 .cra_driver_name= "sha1-s390",
56 .cra_u = { .digest = { 58 .cra_priority = CRYPT_S390_PRIORITY,
57 .dia_digestsize = SHA1_DIGEST_SIZE, 59 .cra_flags = CRYPTO_ALG_TYPE_SHASH,
58 .dia_init = sha1_init, 60 .cra_blocksize = SHA1_BLOCK_SIZE,
59 .dia_update = s390_sha_update, 61 .cra_module = THIS_MODULE,
60 .dia_final = s390_sha_final } } 62 }
61}; 63};
62 64
63static int __init sha1_s390_init(void) 65static int __init sha1_s390_init(void)
64{ 66{
65 if (!crypt_s390_func_available(KIMD_SHA_1)) 67 if (!crypt_s390_func_available(KIMD_SHA_1))
66 return -EOPNOTSUPP; 68 return -EOPNOTSUPP;
67 return crypto_register_alg(&alg); 69 return crypto_register_shash(&alg);
68} 70}
69 71
70static void __exit sha1_s390_fini(void) 72static void __exit sha1_s390_fini(void)
71{ 73{
72 crypto_unregister_alg(&alg); 74 crypto_unregister_shash(&alg);
73} 75}
74 76
75module_init(sha1_s390_init); 77module_init(sha1_s390_init);
diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index 19c03fb6ba7e..f9fefc569632 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -16,17 +16,17 @@
16 * any later version. 16 * any later version.
17 * 17 *
18 */ 18 */
19#include <crypto/internal/hash.h>
19#include <linux/init.h> 20#include <linux/init.h>
20#include <linux/module.h> 21#include <linux/module.h>
21#include <linux/crypto.h>
22#include <crypto/sha.h> 22#include <crypto/sha.h>
23 23
24#include "crypt_s390.h" 24#include "crypt_s390.h"
25#include "sha.h" 25#include "sha.h"
26 26
27static void sha256_init(struct crypto_tfm *tfm) 27static int sha256_init(struct shash_desc *desc)
28{ 28{
29 struct s390_sha_ctx *sctx = crypto_tfm_ctx(tfm); 29 struct s390_sha_ctx *sctx = shash_desc_ctx(desc);
30 30
31 sctx->state[0] = SHA256_H0; 31 sctx->state[0] = SHA256_H0;
32 sctx->state[1] = SHA256_H1; 32 sctx->state[1] = SHA256_H1;
@@ -38,22 +38,24 @@ static void sha256_init(struct crypto_tfm *tfm)
38 sctx->state[7] = SHA256_H7; 38 sctx->state[7] = SHA256_H7;
39 sctx->count = 0; 39 sctx->count = 0;
40 sctx->func = KIMD_SHA_256; 40 sctx->func = KIMD_SHA_256;
41
42 return 0;
41} 43}
42 44
43static struct crypto_alg alg = { 45static struct shash_alg alg = {
44 .cra_name = "sha256", 46 .digestsize = SHA256_DIGEST_SIZE,
45 .cra_driver_name = "sha256-s390", 47 .init = sha256_init,
46 .cra_priority = CRYPT_S390_PRIORITY, 48 .update = s390_sha_update,
47 .cra_flags = CRYPTO_ALG_TYPE_DIGEST, 49 .final = s390_sha_final,
48 .cra_blocksize = SHA256_BLOCK_SIZE, 50 .descsize = sizeof(struct s390_sha_ctx),
49 .cra_ctxsize = sizeof(struct s390_sha_ctx), 51 .base = {
50 .cra_module = THIS_MODULE, 52 .cra_name = "sha256",
51 .cra_list = LIST_HEAD_INIT(alg.cra_list), 53 .cra_driver_name= "sha256-s390",
52 .cra_u = { .digest = { 54 .cra_priority = CRYPT_S390_PRIORITY,
53 .dia_digestsize = SHA256_DIGEST_SIZE, 55 .cra_flags = CRYPTO_ALG_TYPE_SHASH,
54 .dia_init = sha256_init, 56 .cra_blocksize = SHA256_BLOCK_SIZE,
55 .dia_update = s390_sha_update, 57 .cra_module = THIS_MODULE,
56 .dia_final = s390_sha_final } } 58 }
57}; 59};
58 60
59static int sha256_s390_init(void) 61static int sha256_s390_init(void)
@@ -61,12 +63,12 @@ static int sha256_s390_init(void)
61 if (!crypt_s390_func_available(KIMD_SHA_256)) 63 if (!crypt_s390_func_available(KIMD_SHA_256))
62 return -EOPNOTSUPP; 64 return -EOPNOTSUPP;
63 65
64 return crypto_register_alg(&alg); 66 return crypto_register_shash(&alg);
65} 67}
66 68
67static void __exit sha256_s390_fini(void) 69static void __exit sha256_s390_fini(void)
68{ 70{
69 crypto_unregister_alg(&alg); 71 crypto_unregister_shash(&alg);
70} 72}
71 73
72module_init(sha256_s390_init); 74module_init(sha256_s390_init);
diff --git a/arch/s390/crypto/sha512_s390.c b/arch/s390/crypto/sha512_s390.c
index 23c7861f6aeb..83192bfc8048 100644
--- a/arch/s390/crypto/sha512_s390.c
+++ b/arch/s390/crypto/sha512_s390.c
@@ -12,16 +12,16 @@
12 * any later version. 12 * any later version.
13 * 13 *
14 */ 14 */
15#include <crypto/internal/hash.h>
15#include <linux/init.h> 16#include <linux/init.h>
16#include <linux/module.h> 17#include <linux/module.h>
17#include <linux/crypto.h>
18 18
19#include "sha.h" 19#include "sha.h"
20#include "crypt_s390.h" 20#include "crypt_s390.h"
21 21
22static void sha512_init(struct crypto_tfm *tfm) 22static int sha512_init(struct shash_desc *desc)
23{ 23{
24 struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm); 24 struct s390_sha_ctx *ctx = shash_desc_ctx(desc);
25 25
26 *(__u64 *)&ctx->state[0] = 0x6a09e667f3bcc908ULL; 26 *(__u64 *)&ctx->state[0] = 0x6a09e667f3bcc908ULL;
27 *(__u64 *)&ctx->state[2] = 0xbb67ae8584caa73bULL; 27 *(__u64 *)&ctx->state[2] = 0xbb67ae8584caa73bULL;
@@ -33,29 +33,31 @@ static void sha512_init(struct crypto_tfm *tfm)
33 *(__u64 *)&ctx->state[14] = 0x5be0cd19137e2179ULL; 33 *(__u64 *)&ctx->state[14] = 0x5be0cd19137e2179ULL;
34 ctx->count = 0; 34 ctx->count = 0;
35 ctx->func = KIMD_SHA_512; 35 ctx->func = KIMD_SHA_512;
36
37 return 0;
36} 38}
37 39
38static struct crypto_alg sha512_alg = { 40static struct shash_alg sha512_alg = {
39 .cra_name = "sha512", 41 .digestsize = SHA512_DIGEST_SIZE,
40 .cra_driver_name = "sha512-s390", 42 .init = sha512_init,
41 .cra_priority = CRYPT_S390_PRIORITY, 43 .update = s390_sha_update,
42 .cra_flags = CRYPTO_ALG_TYPE_DIGEST, 44 .final = s390_sha_final,
43 .cra_blocksize = SHA512_BLOCK_SIZE, 45 .descsize = sizeof(struct s390_sha_ctx),
44 .cra_ctxsize = sizeof(struct s390_sha_ctx), 46 .base = {
45 .cra_module = THIS_MODULE, 47 .cra_name = "sha512",
46 .cra_list = LIST_HEAD_INIT(sha512_alg.cra_list), 48 .cra_driver_name= "sha512-s390",
47 .cra_u = { .digest = { 49 .cra_priority = CRYPT_S390_PRIORITY,
48 .dia_digestsize = SHA512_DIGEST_SIZE, 50 .cra_flags = CRYPTO_ALG_TYPE_SHASH,
49 .dia_init = sha512_init, 51 .cra_blocksize = SHA512_BLOCK_SIZE,
50 .dia_update = s390_sha_update, 52 .cra_module = THIS_MODULE,
51 .dia_final = s390_sha_final } } 53 }
52}; 54};
53 55
54MODULE_ALIAS("sha512"); 56MODULE_ALIAS("sha512");
55 57
56static void sha384_init(struct crypto_tfm *tfm) 58static int sha384_init(struct shash_desc *desc)
57{ 59{
58 struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm); 60 struct s390_sha_ctx *ctx = shash_desc_ctx(desc);
59 61
60 *(__u64 *)&ctx->state[0] = 0xcbbb9d5dc1059ed8ULL; 62 *(__u64 *)&ctx->state[0] = 0xcbbb9d5dc1059ed8ULL;
61 *(__u64 *)&ctx->state[2] = 0x629a292a367cd507ULL; 63 *(__u64 *)&ctx->state[2] = 0x629a292a367cd507ULL;
@@ -67,22 +69,25 @@ static void sha384_init(struct crypto_tfm *tfm)
67 *(__u64 *)&ctx->state[14] = 0x47b5481dbefa4fa4ULL; 69 *(__u64 *)&ctx->state[14] = 0x47b5481dbefa4fa4ULL;
68 ctx->count = 0; 70 ctx->count = 0;
69 ctx->func = KIMD_SHA_512; 71 ctx->func = KIMD_SHA_512;
72
73 return 0;
70} 74}
71 75
72static struct crypto_alg sha384_alg = { 76static struct shash_alg sha384_alg = {
73 .cra_name = "sha384", 77 .digestsize = SHA384_DIGEST_SIZE,
74 .cra_driver_name = "sha384-s390", 78 .init = sha384_init,
75 .cra_priority = CRYPT_S390_PRIORITY, 79 .update = s390_sha_update,
76 .cra_flags = CRYPTO_ALG_TYPE_DIGEST, 80 .final = s390_sha_final,
77 .cra_blocksize = SHA384_BLOCK_SIZE, 81 .descsize = sizeof(struct s390_sha_ctx),
78 .cra_ctxsize = sizeof(struct s390_sha_ctx), 82 .base = {
79 .cra_module = THIS_MODULE, 83 .cra_name = "sha384",
80 .cra_list = LIST_HEAD_INIT(sha384_alg.cra_list), 84 .cra_driver_name= "sha384-s390",
81 .cra_u = { .digest = { 85 .cra_priority = CRYPT_S390_PRIORITY,
82 .dia_digestsize = SHA384_DIGEST_SIZE, 86 .cra_flags = CRYPTO_ALG_TYPE_SHASH,
83 .dia_init = sha384_init, 87 .cra_blocksize = SHA384_BLOCK_SIZE,
84 .dia_update = s390_sha_update, 88 .cra_ctxsize = sizeof(struct s390_sha_ctx),
85 .dia_final = s390_sha_final } } 89 .cra_module = THIS_MODULE,
90 }
86}; 91};
87 92
88MODULE_ALIAS("sha384"); 93MODULE_ALIAS("sha384");
@@ -93,18 +98,18 @@ static int __init init(void)
93 98
94 if (!crypt_s390_func_available(KIMD_SHA_512)) 99 if (!crypt_s390_func_available(KIMD_SHA_512))
95 return -EOPNOTSUPP; 100 return -EOPNOTSUPP;
96 if ((ret = crypto_register_alg(&sha512_alg)) < 0) 101 if ((ret = crypto_register_shash(&sha512_alg)) < 0)
97 goto out; 102 goto out;
98 if ((ret = crypto_register_alg(&sha384_alg)) < 0) 103 if ((ret = crypto_register_shash(&sha384_alg)) < 0)
99 crypto_unregister_alg(&sha512_alg); 104 crypto_unregister_shash(&sha512_alg);
100out: 105out:
101 return ret; 106 return ret;
102} 107}
103 108
104static void __exit fini(void) 109static void __exit fini(void)
105{ 110{
106 crypto_unregister_alg(&sha512_alg); 111 crypto_unregister_shash(&sha512_alg);
107 crypto_unregister_alg(&sha384_alg); 112 crypto_unregister_shash(&sha384_alg);
108} 113}
109 114
110module_init(init); 115module_init(init);
diff --git a/arch/s390/crypto/sha_common.c b/arch/s390/crypto/sha_common.c
index 9d6eb8c3d37e..7903ec47e6b9 100644
--- a/arch/s390/crypto/sha_common.c
+++ b/arch/s390/crypto/sha_common.c
@@ -13,14 +13,14 @@
13 * 13 *
14 */ 14 */
15 15
16#include <linux/crypto.h> 16#include <crypto/internal/hash.h>
17#include "sha.h" 17#include "sha.h"
18#include "crypt_s390.h" 18#include "crypt_s390.h"
19 19
20void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len) 20int s390_sha_update(struct shash_desc *desc, const u8 *data, unsigned int len)
21{ 21{
22 struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm); 22 struct s390_sha_ctx *ctx = shash_desc_ctx(desc);
23 unsigned int bsize = crypto_tfm_alg_blocksize(tfm); 23 unsigned int bsize = crypto_shash_blocksize(desc->tfm);
24 unsigned int index; 24 unsigned int index;
25 int ret; 25 int ret;
26 26
@@ -51,13 +51,15 @@ void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len)
51store: 51store:
52 if (len) 52 if (len)
53 memcpy(ctx->buf + index , data, len); 53 memcpy(ctx->buf + index , data, len);
54
55 return 0;
54} 56}
55EXPORT_SYMBOL_GPL(s390_sha_update); 57EXPORT_SYMBOL_GPL(s390_sha_update);
56 58
57void s390_sha_final(struct crypto_tfm *tfm, u8 *out) 59int s390_sha_final(struct shash_desc *desc, u8 *out)
58{ 60{
59 struct s390_sha_ctx *ctx = crypto_tfm_ctx(tfm); 61 struct s390_sha_ctx *ctx = shash_desc_ctx(desc);
60 unsigned int bsize = crypto_tfm_alg_blocksize(tfm); 62 unsigned int bsize = crypto_shash_blocksize(desc->tfm);
61 u64 bits; 63 u64 bits;
62 unsigned int index, end, plen; 64 unsigned int index, end, plen;
63 int ret; 65 int ret;
@@ -87,9 +89,11 @@ void s390_sha_final(struct crypto_tfm *tfm, u8 *out)
87 BUG_ON(ret != end); 89 BUG_ON(ret != end);
88 90
89 /* copy digest to out */ 91 /* copy digest to out */
90 memcpy(out, ctx->state, crypto_hash_digestsize(crypto_hash_cast(tfm))); 92 memcpy(out, ctx->state, crypto_shash_digestsize(desc->tfm));
91 /* wipe context */ 93 /* wipe context */
92 memset(ctx, 0, sizeof *ctx); 94 memset(ctx, 0, sizeof *ctx);
95
96 return 0;
93} 97}
94EXPORT_SYMBOL_GPL(s390_sha_final); 98EXPORT_SYMBOL_GPL(s390_sha_final);
95 99
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index a0e748da9909..31e809c77790 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.28-rc6 3# Linux kernel version: 2.6.29-rc4
4# Thu Nov 27 11:00:49 2008 4# Wed Feb 11 10:07:16 2009
5# 5#
6CONFIG_SCHED_MC=y 6CONFIG_SCHED_MC=y
7CONFIG_MMU=y 7CONFIG_MMU=y
@@ -14,12 +14,14 @@ CONFIG_RWSEM_XCHGADD_ALGORITHM=y
14# CONFIG_ARCH_HAS_ILOG2_U64 is not set 14# CONFIG_ARCH_HAS_ILOG2_U64 is not set
15CONFIG_GENERIC_HWEIGHT=y 15CONFIG_GENERIC_HWEIGHT=y
16CONFIG_GENERIC_TIME=y 16CONFIG_GENERIC_TIME=y
17CONFIG_GENERIC_TIME_VSYSCALL=y
17CONFIG_GENERIC_CLOCKEVENTS=y 18CONFIG_GENERIC_CLOCKEVENTS=y
18CONFIG_GENERIC_BUG=y 19CONFIG_GENERIC_BUG=y
19CONFIG_NO_IOMEM=y 20CONFIG_NO_IOMEM=y
20CONFIG_NO_DMA=y 21CONFIG_NO_DMA=y
21CONFIG_GENERIC_LOCKBREAK=y 22CONFIG_GENERIC_LOCKBREAK=y
22CONFIG_PGSTE=y 23CONFIG_PGSTE=y
24CONFIG_VIRT_CPU_ACCOUNTING=y
23CONFIG_S390=y 25CONFIG_S390=y
24CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 26CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
25 27
@@ -39,20 +41,29 @@ CONFIG_POSIX_MQUEUE=y
39# CONFIG_TASKSTATS is not set 41# CONFIG_TASKSTATS is not set
40CONFIG_AUDIT=y 42CONFIG_AUDIT=y
41# CONFIG_AUDITSYSCALL is not set 43# CONFIG_AUDITSYSCALL is not set
44
45#
46# RCU Subsystem
47#
48CONFIG_CLASSIC_RCU=y
49# CONFIG_TREE_RCU is not set
50# CONFIG_PREEMPT_RCU is not set
51# CONFIG_TREE_RCU_TRACE is not set
52# CONFIG_PREEMPT_RCU_TRACE is not set
42CONFIG_IKCONFIG=y 53CONFIG_IKCONFIG=y
43CONFIG_IKCONFIG_PROC=y 54CONFIG_IKCONFIG_PROC=y
44CONFIG_LOG_BUF_SHIFT=17 55CONFIG_LOG_BUF_SHIFT=17
56CONFIG_GROUP_SCHED=y
57CONFIG_FAIR_GROUP_SCHED=y
58# CONFIG_RT_GROUP_SCHED is not set
59CONFIG_USER_SCHED=y
60# CONFIG_CGROUP_SCHED is not set
45CONFIG_CGROUPS=y 61CONFIG_CGROUPS=y
46# CONFIG_CGROUP_DEBUG is not set 62# CONFIG_CGROUP_DEBUG is not set
47CONFIG_CGROUP_NS=y 63CONFIG_CGROUP_NS=y
48# CONFIG_CGROUP_FREEZER is not set 64# CONFIG_CGROUP_FREEZER is not set
49# CONFIG_CGROUP_DEVICE is not set 65# CONFIG_CGROUP_DEVICE is not set
50# CONFIG_CPUSETS is not set 66# CONFIG_CPUSETS is not set
51CONFIG_GROUP_SCHED=y
52CONFIG_FAIR_GROUP_SCHED=y
53# CONFIG_RT_GROUP_SCHED is not set
54CONFIG_USER_SCHED=y
55# CONFIG_CGROUP_SCHED is not set
56# CONFIG_CGROUP_CPUACCT is not set 67# CONFIG_CGROUP_CPUACCT is not set
57# CONFIG_RESOURCE_COUNTERS is not set 68# CONFIG_RESOURCE_COUNTERS is not set
58CONFIG_SYSFS_DEPRECATED=y 69CONFIG_SYSFS_DEPRECATED=y
@@ -63,6 +74,7 @@ CONFIG_UTS_NS=y
63CONFIG_IPC_NS=y 74CONFIG_IPC_NS=y
64# CONFIG_USER_NS is not set 75# CONFIG_USER_NS is not set
65# CONFIG_PID_NS is not set 76# CONFIG_PID_NS is not set
77# CONFIG_NET_NS is not set
66CONFIG_BLK_DEV_INITRD=y 78CONFIG_BLK_DEV_INITRD=y
67CONFIG_INITRAMFS_SOURCE="" 79CONFIG_INITRAMFS_SOURCE=""
68# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set 80# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
@@ -91,17 +103,17 @@ CONFIG_SLAB=y
91# CONFIG_SLUB is not set 103# CONFIG_SLUB is not set
92# CONFIG_SLOB is not set 104# CONFIG_SLOB is not set
93# CONFIG_PROFILING is not set 105# CONFIG_PROFILING is not set
94# CONFIG_MARKERS is not set
95CONFIG_HAVE_OPROFILE=y 106CONFIG_HAVE_OPROFILE=y
96CONFIG_KPROBES=y 107CONFIG_KPROBES=y
108CONFIG_HAVE_SYSCALL_WRAPPERS=y
97CONFIG_KRETPROBES=y 109CONFIG_KRETPROBES=y
98CONFIG_HAVE_KPROBES=y 110CONFIG_HAVE_KPROBES=y
99CONFIG_HAVE_KRETPROBES=y 111CONFIG_HAVE_KRETPROBES=y
100CONFIG_HAVE_ARCH_TRACEHOOK=y 112CONFIG_HAVE_ARCH_TRACEHOOK=y
113CONFIG_USE_GENERIC_SMP_HELPERS=y
101# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set 114# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
102CONFIG_SLABINFO=y 115CONFIG_SLABINFO=y
103CONFIG_RT_MUTEXES=y 116CONFIG_RT_MUTEXES=y
104# CONFIG_TINY_SHMEM is not set
105CONFIG_BASE_SMALL=0 117CONFIG_BASE_SMALL=0
106CONFIG_MODULES=y 118CONFIG_MODULES=y
107# CONFIG_MODULE_FORCE_LOAD is not set 119# CONFIG_MODULE_FORCE_LOAD is not set
@@ -109,7 +121,7 @@ CONFIG_MODULE_UNLOAD=y
109# CONFIG_MODULE_FORCE_UNLOAD is not set 121# CONFIG_MODULE_FORCE_UNLOAD is not set
110CONFIG_MODVERSIONS=y 122CONFIG_MODVERSIONS=y
111# CONFIG_MODULE_SRCVERSION_ALL is not set 123# CONFIG_MODULE_SRCVERSION_ALL is not set
112CONFIG_KMOD=y 124CONFIG_INIT_ALL_POSSIBLE=y
113CONFIG_STOP_MACHINE=y 125CONFIG_STOP_MACHINE=y
114CONFIG_BLOCK=y 126CONFIG_BLOCK=y
115# CONFIG_BLK_DEV_IO_TRACE is not set 127# CONFIG_BLK_DEV_IO_TRACE is not set
@@ -130,7 +142,6 @@ CONFIG_DEFAULT_DEADLINE=y
130# CONFIG_DEFAULT_NOOP is not set 142# CONFIG_DEFAULT_NOOP is not set
131CONFIG_DEFAULT_IOSCHED="deadline" 143CONFIG_DEFAULT_IOSCHED="deadline"
132CONFIG_PREEMPT_NOTIFIERS=y 144CONFIG_PREEMPT_NOTIFIERS=y
133CONFIG_CLASSIC_RCU=y
134# CONFIG_FREEZER is not set 145# CONFIG_FREEZER is not set
135 146
136# 147#
@@ -161,6 +172,7 @@ CONFIG_S390_EXEC_PROTECT=y
161CONFIG_MARCH_Z900=y 172CONFIG_MARCH_Z900=y
162# CONFIG_MARCH_Z990 is not set 173# CONFIG_MARCH_Z990 is not set
163# CONFIG_MARCH_Z9_109 is not set 174# CONFIG_MARCH_Z9_109 is not set
175# CONFIG_MARCH_Z10 is not set
164CONFIG_PACK_STACK=y 176CONFIG_PACK_STACK=y
165# CONFIG_SMALL_STACK is not set 177# CONFIG_SMALL_STACK is not set
166CONFIG_CHECK_STACK=y 178CONFIG_CHECK_STACK=y
@@ -174,7 +186,6 @@ CONFIG_ARCH_POPULATES_NODE_MAP=y
174# CONFIG_PREEMPT_NONE is not set 186# CONFIG_PREEMPT_NONE is not set
175# CONFIG_PREEMPT_VOLUNTARY is not set 187# CONFIG_PREEMPT_VOLUNTARY is not set
176CONFIG_PREEMPT=y 188CONFIG_PREEMPT=y
177# CONFIG_PREEMPT_RCU is not set
178CONFIG_ARCH_SPARSEMEM_ENABLE=y 189CONFIG_ARCH_SPARSEMEM_ENABLE=y
179CONFIG_ARCH_SPARSEMEM_DEFAULT=y 190CONFIG_ARCH_SPARSEMEM_DEFAULT=y
180CONFIG_ARCH_SELECT_MEMORY_MODEL=y 191CONFIG_ARCH_SELECT_MEMORY_MODEL=y
@@ -195,7 +206,6 @@ CONFIG_MEMORY_HOTREMOVE=y
195CONFIG_PAGEFLAGS_EXTENDED=y 206CONFIG_PAGEFLAGS_EXTENDED=y
196CONFIG_SPLIT_PTLOCK_CPUS=4 207CONFIG_SPLIT_PTLOCK_CPUS=4
197CONFIG_MIGRATION=y 208CONFIG_MIGRATION=y
198CONFIG_RESOURCES_64BIT=y
199CONFIG_PHYS_ADDR_T_64BIT=y 209CONFIG_PHYS_ADDR_T_64BIT=y
200CONFIG_ZONE_DMA_FLAG=1 210CONFIG_ZONE_DMA_FLAG=1
201CONFIG_BOUNCE=y 211CONFIG_BOUNCE=y
@@ -207,7 +217,6 @@ CONFIG_UNEVICTABLE_LRU=y
207# 217#
208CONFIG_MACHCHK_WARNING=y 218CONFIG_MACHCHK_WARNING=y
209CONFIG_QDIO=y 219CONFIG_QDIO=y
210# CONFIG_QDIO_DEBUG is not set
211CONFIG_CHSC_SCH=m 220CONFIG_CHSC_SCH=m
212 221
213# 222#
@@ -227,15 +236,13 @@ CONFIG_PFAULT=y
227# CONFIG_SHARED_KERNEL is not set 236# CONFIG_SHARED_KERNEL is not set
228# CONFIG_CMM is not set 237# CONFIG_CMM is not set
229# CONFIG_PAGE_STATES is not set 238# CONFIG_PAGE_STATES is not set
230CONFIG_VIRT_TIMER=y
231CONFIG_VIRT_CPU_ACCOUNTING=y
232# CONFIG_APPLDATA_BASE is not set 239# CONFIG_APPLDATA_BASE is not set
233CONFIG_HZ_100=y 240CONFIG_HZ_100=y
234# CONFIG_HZ_250 is not set 241# CONFIG_HZ_250 is not set
235# CONFIG_HZ_300 is not set 242# CONFIG_HZ_300 is not set
236# CONFIG_HZ_1000 is not set 243# CONFIG_HZ_1000 is not set
237CONFIG_HZ=100 244CONFIG_HZ=100
238# CONFIG_SCHED_HRTICK is not set 245CONFIG_SCHED_HRTICK=y
239CONFIG_S390_HYPFS_FS=y 246CONFIG_S390_HYPFS_FS=y
240CONFIG_KEXEC=y 247CONFIG_KEXEC=y
241# CONFIG_ZFCPDUMP is not set 248# CONFIG_ZFCPDUMP is not set
@@ -245,6 +252,7 @@ CONFIG_NET=y
245# 252#
246# Networking options 253# Networking options
247# 254#
255CONFIG_COMPAT_NET_DEV_OPS=y
248CONFIG_PACKET=y 256CONFIG_PACKET=y
249# CONFIG_PACKET_MMAP is not set 257# CONFIG_PACKET_MMAP is not set
250CONFIG_UNIX=y 258CONFIG_UNIX=y
@@ -383,6 +391,7 @@ CONFIG_NET_SCH_TBF=m
383CONFIG_NET_SCH_GRED=m 391CONFIG_NET_SCH_GRED=m
384CONFIG_NET_SCH_DSMARK=m 392CONFIG_NET_SCH_DSMARK=m
385# CONFIG_NET_SCH_NETEM is not set 393# CONFIG_NET_SCH_NETEM is not set
394# CONFIG_NET_SCH_DRR is not set
386# CONFIG_NET_SCH_INGRESS is not set 395# CONFIG_NET_SCH_INGRESS is not set
387 396
388# 397#
@@ -400,6 +409,7 @@ CONFIG_CLS_U32_MARK=y
400CONFIG_NET_CLS_RSVP=m 409CONFIG_NET_CLS_RSVP=m
401CONFIG_NET_CLS_RSVP6=m 410CONFIG_NET_CLS_RSVP6=m
402CONFIG_NET_CLS_FLOW=m 411CONFIG_NET_CLS_FLOW=m
412# CONFIG_NET_CLS_CGROUP is not set
403# CONFIG_NET_EMATCH is not set 413# CONFIG_NET_EMATCH is not set
404CONFIG_NET_CLS_ACT=y 414CONFIG_NET_CLS_ACT=y
405CONFIG_NET_ACT_POLICE=y 415CONFIG_NET_ACT_POLICE=y
@@ -411,6 +421,7 @@ CONFIG_NET_ACT_NAT=m
411# CONFIG_NET_ACT_SKBEDIT is not set 421# CONFIG_NET_ACT_SKBEDIT is not set
412# CONFIG_NET_CLS_IND is not set 422# CONFIG_NET_CLS_IND is not set
413CONFIG_NET_SCH_FIFO=y 423CONFIG_NET_SCH_FIFO=y
424# CONFIG_DCB is not set
414 425
415# 426#
416# Network testing 427# Network testing
@@ -428,6 +439,7 @@ CONFIG_CAN_VCAN=m
428# CONFIG_CAN_DEBUG_DEVICES is not set 439# CONFIG_CAN_DEBUG_DEVICES is not set
429# CONFIG_AF_RXRPC is not set 440# CONFIG_AF_RXRPC is not set
430# CONFIG_PHONET is not set 441# CONFIG_PHONET is not set
442# CONFIG_WIMAX is not set
431# CONFIG_RFKILL is not set 443# CONFIG_RFKILL is not set
432# CONFIG_NET_9P is not set 444# CONFIG_NET_9P is not set
433# CONFIG_PCMCIA is not set 445# CONFIG_PCMCIA is not set
@@ -475,11 +487,15 @@ CONFIG_DASD_DIAG=y
475CONFIG_DASD_EER=y 487CONFIG_DASD_EER=y
476CONFIG_VIRTIO_BLK=m 488CONFIG_VIRTIO_BLK=m
477CONFIG_MISC_DEVICES=y 489CONFIG_MISC_DEVICES=y
478# CONFIG_EEPROM_93CX6 is not set
479# CONFIG_ENCLOSURE_SERVICES is not set 490# CONFIG_ENCLOSURE_SERVICES is not set
480# CONFIG_C2PORT is not set 491# CONFIG_C2PORT is not set
481 492
482# 493#
494# EEPROM support
495#
496# CONFIG_EEPROM_93CX6 is not set
497
498#
483# SCSI device support 499# SCSI device support
484# 500#
485# CONFIG_RAID_ATTRS is not set 501# CONFIG_RAID_ATTRS is not set
@@ -520,6 +536,7 @@ CONFIG_SCSI_FC_ATTRS=y
520# CONFIG_SCSI_SRP_ATTRS is not set 536# CONFIG_SCSI_SRP_ATTRS is not set
521CONFIG_SCSI_LOWLEVEL=y 537CONFIG_SCSI_LOWLEVEL=y
522# CONFIG_ISCSI_TCP is not set 538# CONFIG_ISCSI_TCP is not set
539# CONFIG_LIBFC is not set
523# CONFIG_SCSI_DEBUG is not set 540# CONFIG_SCSI_DEBUG is not set
524CONFIG_ZFCP=y 541CONFIG_ZFCP=y
525CONFIG_SCSI_DH=m 542CONFIG_SCSI_DH=m
@@ -566,6 +583,10 @@ CONFIG_NET_ETHERNET=y
566CONFIG_NETDEV_1000=y 583CONFIG_NETDEV_1000=y
567CONFIG_NETDEV_10000=y 584CONFIG_NETDEV_10000=y
568# CONFIG_TR is not set 585# CONFIG_TR is not set
586
587#
588# Enable WiMAX (Networking options) to see the WiMAX drivers
589#
569# CONFIG_WAN is not set 590# CONFIG_WAN is not set
570 591
571# 592#
@@ -593,9 +614,11 @@ CONFIG_VIRTIO_NET=m
593# 614#
594CONFIG_DEVKMEM=y 615CONFIG_DEVKMEM=y
595CONFIG_UNIX98_PTYS=y 616CONFIG_UNIX98_PTYS=y
617# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
596CONFIG_LEGACY_PTYS=y 618CONFIG_LEGACY_PTYS=y
597CONFIG_LEGACY_PTY_COUNT=256 619CONFIG_LEGACY_PTY_COUNT=256
598CONFIG_HVC_DRIVER=y 620CONFIG_HVC_DRIVER=y
621CONFIG_HVC_IUCV=y
599CONFIG_VIRTIO_CONSOLE=y 622CONFIG_VIRTIO_CONSOLE=y
600CONFIG_HW_RANDOM=m 623CONFIG_HW_RANDOM=m
601CONFIG_HW_RANDOM_VIRTIO=m 624CONFIG_HW_RANDOM_VIRTIO=m
@@ -645,7 +668,6 @@ CONFIG_S390_VMUR=m
645# CONFIG_NEW_LEDS is not set 668# CONFIG_NEW_LEDS is not set
646CONFIG_ACCESSIBILITY=y 669CONFIG_ACCESSIBILITY=y
647# CONFIG_STAGING is not set 670# CONFIG_STAGING is not set
648CONFIG_STAGING_EXCLUDE_BUILD=y
649 671
650# 672#
651# File systems 673# File systems
@@ -668,6 +690,7 @@ CONFIG_FILE_LOCKING=y
668# CONFIG_XFS_FS is not set 690# CONFIG_XFS_FS is not set
669# CONFIG_GFS2_FS is not set 691# CONFIG_GFS2_FS is not set
670# CONFIG_OCFS2_FS is not set 692# CONFIG_OCFS2_FS is not set
693# CONFIG_BTRFS_FS is not set
671CONFIG_DNOTIFY=y 694CONFIG_DNOTIFY=y
672CONFIG_INOTIFY=y 695CONFIG_INOTIFY=y
673CONFIG_INOTIFY_USER=y 696CONFIG_INOTIFY_USER=y
@@ -703,10 +726,7 @@ CONFIG_TMPFS_POSIX_ACL=y
703# CONFIG_HUGETLBFS is not set 726# CONFIG_HUGETLBFS is not set
704# CONFIG_HUGETLB_PAGE is not set 727# CONFIG_HUGETLB_PAGE is not set
705CONFIG_CONFIGFS_FS=m 728CONFIG_CONFIGFS_FS=m
706 729CONFIG_MISC_FILESYSTEMS=y
707#
708# Miscellaneous filesystems
709#
710# CONFIG_ADFS_FS is not set 730# CONFIG_ADFS_FS is not set
711# CONFIG_AFFS_FS is not set 731# CONFIG_AFFS_FS is not set
712# CONFIG_HFS_FS is not set 732# CONFIG_HFS_FS is not set
@@ -715,6 +735,7 @@ CONFIG_CONFIGFS_FS=m
715# CONFIG_BFS_FS is not set 735# CONFIG_BFS_FS is not set
716# CONFIG_EFS_FS is not set 736# CONFIG_EFS_FS is not set
717# CONFIG_CRAMFS is not set 737# CONFIG_CRAMFS is not set
738# CONFIG_SQUASHFS is not set
718# CONFIG_VXFS_FS is not set 739# CONFIG_VXFS_FS is not set
719# CONFIG_MINIX_FS is not set 740# CONFIG_MINIX_FS is not set
720# CONFIG_OMFS_FS is not set 741# CONFIG_OMFS_FS is not set
@@ -808,6 +829,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
808CONFIG_DEBUG_MEMORY_INIT=y 829CONFIG_DEBUG_MEMORY_INIT=y
809# CONFIG_DEBUG_LIST is not set 830# CONFIG_DEBUG_LIST is not set
810# CONFIG_DEBUG_SG is not set 831# CONFIG_DEBUG_SG is not set
832# CONFIG_DEBUG_NOTIFIERS is not set
811# CONFIG_FRAME_POINTER is not set 833# CONFIG_FRAME_POINTER is not set
812# CONFIG_RCU_TORTURE_TEST is not set 834# CONFIG_RCU_TORTURE_TEST is not set
813# CONFIG_RCU_CPU_STALL_DETECTOR is not set 835# CONFIG_RCU_CPU_STALL_DETECTOR is not set
@@ -818,15 +840,19 @@ CONFIG_DEBUG_MEMORY_INIT=y
818# CONFIG_FAULT_INJECTION is not set 840# CONFIG_FAULT_INJECTION is not set
819# CONFIG_LATENCYTOP is not set 841# CONFIG_LATENCYTOP is not set
820CONFIG_SYSCTL_SYSCALL_CHECK=y 842CONFIG_SYSCTL_SYSCALL_CHECK=y
843CONFIG_HAVE_FUNCTION_TRACER=y
821 844
822# 845#
823# Tracers 846# Tracers
824# 847#
848# CONFIG_FUNCTION_TRACER is not set
825# CONFIG_IRQSOFF_TRACER is not set 849# CONFIG_IRQSOFF_TRACER is not set
826# CONFIG_PREEMPT_TRACER is not set 850# CONFIG_PREEMPT_TRACER is not set
827# CONFIG_SCHED_TRACER is not set 851# CONFIG_SCHED_TRACER is not set
828# CONFIG_CONTEXT_SWITCH_TRACER is not set 852# CONFIG_CONTEXT_SWITCH_TRACER is not set
829# CONFIG_BOOT_TRACER is not set 853# CONFIG_BOOT_TRACER is not set
854# CONFIG_TRACE_BRANCH_PROFILING is not set
855# CONFIG_STACK_TRACER is not set
830# CONFIG_DYNAMIC_PRINTK_DEBUG is not set 856# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
831CONFIG_SAMPLES=y 857CONFIG_SAMPLES=y
832# CONFIG_SAMPLE_KOBJECT is not set 858# CONFIG_SAMPLE_KOBJECT is not set
@@ -847,11 +873,17 @@ CONFIG_CRYPTO=y
847# 873#
848CONFIG_CRYPTO_FIPS=y 874CONFIG_CRYPTO_FIPS=y
849CONFIG_CRYPTO_ALGAPI=y 875CONFIG_CRYPTO_ALGAPI=y
850CONFIG_CRYPTO_AEAD=y 876CONFIG_CRYPTO_ALGAPI2=y
877CONFIG_CRYPTO_AEAD=m
878CONFIG_CRYPTO_AEAD2=y
851CONFIG_CRYPTO_BLKCIPHER=y 879CONFIG_CRYPTO_BLKCIPHER=y
852CONFIG_CRYPTO_HASH=y 880CONFIG_CRYPTO_BLKCIPHER2=y
853CONFIG_CRYPTO_RNG=y 881CONFIG_CRYPTO_HASH=m
882CONFIG_CRYPTO_HASH2=y
883CONFIG_CRYPTO_RNG=m
884CONFIG_CRYPTO_RNG2=y
854CONFIG_CRYPTO_MANAGER=y 885CONFIG_CRYPTO_MANAGER=y
886CONFIG_CRYPTO_MANAGER2=y
855CONFIG_CRYPTO_GF128MUL=m 887CONFIG_CRYPTO_GF128MUL=m
856# CONFIG_CRYPTO_NULL is not set 888# CONFIG_CRYPTO_NULL is not set
857# CONFIG_CRYPTO_CRYPTD is not set 889# CONFIG_CRYPTO_CRYPTD is not set
@@ -885,7 +917,7 @@ CONFIG_CRYPTO_HMAC=m
885# 917#
886# Digest 918# Digest
887# 919#
888# CONFIG_CRYPTO_CRC32C is not set 920CONFIG_CRYPTO_CRC32C=m
889# CONFIG_CRYPTO_MD4 is not set 921# CONFIG_CRYPTO_MD4 is not set
890CONFIG_CRYPTO_MD5=m 922CONFIG_CRYPTO_MD5=m
891# CONFIG_CRYPTO_MICHAEL_MIC is not set 923# CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -942,6 +974,7 @@ CONFIG_S390_PRNG=m
942# Library routines 974# Library routines
943# 975#
944CONFIG_BITREVERSE=m 976CONFIG_BITREVERSE=m
977CONFIG_GENERIC_FIND_LAST_BIT=y
945# CONFIG_CRC_CCITT is not set 978# CONFIG_CRC_CCITT is not set
946# CONFIG_CRC16 is not set 979# CONFIG_CRC16 is not set
947CONFIG_CRC_T10DIF=y 980CONFIG_CRC_T10DIF=y
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 521726430afa..95b0f7db3c69 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -145,7 +145,7 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
145 value->tv_usec = rp.subreg.even / 4096; 145 value->tv_usec = rp.subreg.even / 4096;
146 value->tv_sec = rp.subreg.odd; 146 value->tv_sec = rp.subreg.odd;
147#else 147#else
148 value->tv_usec = cputime % 4096000000ULL; 148 value->tv_usec = (cputime % 4096000000ULL) / 4096;
149 value->tv_sec = cputime / 4096000000ULL; 149 value->tv_sec = cputime / 4096000000ULL;
150#endif 150#endif
151} 151}
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index d480f39d65e6..74d0bbb7d955 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -172,14 +172,14 @@ extern char elf_platform[];
172#ifndef __s390x__ 172#ifndef __s390x__
173#define SET_PERSONALITY(ex) set_personality(PER_LINUX) 173#define SET_PERSONALITY(ex) set_personality(PER_LINUX)
174#else /* __s390x__ */ 174#else /* __s390x__ */
175#define SET_PERSONALITY(ex) \ 175#define SET_PERSONALITY(ex) \
176do { \ 176do { \
177 if (current->personality != PER_LINUX32) \ 177 if (personality(current->personality) != PER_LINUX32) \
178 set_personality(PER_LINUX); \ 178 set_personality(PER_LINUX); \
179 if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ 179 if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
180 set_thread_flag(TIF_31BIT); \ 180 set_thread_flag(TIF_31BIT); \
181 else \ 181 else \
182 clear_thread_flag(TIF_31BIT); \ 182 clear_thread_flag(TIF_31BIT); \
183} while (0) 183} while (0)
184#endif /* __s390x__ */ 184#endif /* __s390x__ */
185 185
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index ffdef5fe8587..f3720defdd16 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -384,8 +384,8 @@ struct _lowcore
384 __u32 panic_magic; /* 0xe00 */ 384 __u32 panic_magic; /* 0xe00 */
385 385
386 /* Per cpu primary space access list */ 386 /* Per cpu primary space access list */
387 __u8 pad_0xe04[0xe3c-0xe04]; /* 0xe04 */ 387 __u8 pad_0xe04[0xe38-0xe04]; /* 0xe04 */
388 __u32 vdso_per_cpu_data; /* 0xe3c */ 388 __u64 vdso_per_cpu_data; /* 0xe38 */
389 __u32 paste[16]; /* 0xe40 */ 389 __u32 paste[16]; /* 0xe40 */
390 390
391 __u8 pad13[0x11b8-0xe80]; /* 0xe80 */ 391 __u8 pad13[0x11b8-0xe80]; /* 0xe80 */
diff --git a/arch/s390/include/asm/mman.h b/arch/s390/include/asm/mman.h
index 7839767d837e..da01432e8f44 100644
--- a/arch/s390/include/asm/mman.h
+++ b/arch/s390/include/asm/mman.h
@@ -22,4 +22,9 @@
22#define MCL_CURRENT 1 /* lock all current mappings */ 22#define MCL_CURRENT 1 /* lock all current mappings */
23#define MCL_FUTURE 2 /* lock all future mappings */ 23#define MCL_FUTURE 2 /* lock all future mappings */
24 24
25#if defined(__KERNEL__) && !defined(__ASSEMBLY__) && defined(CONFIG_64BIT)
26int s390_mmap_check(unsigned long addr, unsigned long len);
27#define arch_mmap_check(addr,len,flags) s390_mmap_check(addr,len)
28#endif
29
25#endif /* __S390_MMAN_H__ */ 30#endif /* __S390_MMAN_H__ */
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 066b99502e09..db4523fe38ac 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -61,7 +61,7 @@ extern void print_cpu_info(struct cpuinfo_S390 *);
61extern int get_cpu_capability(unsigned int *); 61extern int get_cpu_capability(unsigned int *);
62 62
63/* 63/*
64 * User space process size: 2GB for 31 bit, 4TB for 64 bit. 64 * User space process size: 2GB for 31 bit, 4TB or 8PT for 64 bit.
65 */ 65 */
66#ifndef __s390x__ 66#ifndef __s390x__
67 67
@@ -70,8 +70,7 @@ extern int get_cpu_capability(unsigned int *);
70 70
71#else /* __s390x__ */ 71#else /* __s390x__ */
72 72
73#define TASK_SIZE_OF(tsk) (test_tsk_thread_flag(tsk,TIF_31BIT) ? \ 73#define TASK_SIZE_OF(tsk) ((tsk)->mm->context.asce_limit)
74 (1UL << 31) : (1UL << 53))
75#define TASK_UNMAPPED_BASE (test_thread_flag(TIF_31BIT) ? \ 74#define TASK_UNMAPPED_BASE (test_thread_flag(TIF_31BIT) ? \
76 (1UL << 30) : (1UL << 41)) 75 (1UL << 30) : (1UL << 41))
77#define TASK_SIZE TASK_SIZE_OF(current) 76#define TASK_SIZE TASK_SIZE_OF(current)
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index 2bd9faeb3919..e8bd6ac22c99 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -43,6 +43,8 @@ struct mem_chunk {
43 43
44extern struct mem_chunk memory_chunk[]; 44extern struct mem_chunk memory_chunk[];
45extern unsigned long real_memory_size; 45extern unsigned long real_memory_size;
46extern int memory_end_set;
47extern unsigned long memory_end;
46 48
47void detect_memory_layout(struct mem_chunk chunk[]); 49void detect_memory_layout(struct mem_chunk chunk[]);
48 50
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index c93eb50e1d09..c979c3b56ab0 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -30,6 +30,8 @@ static inline void s390_init_cpu_topology(void)
30}; 30};
31#endif 31#endif
32 32
33#define SD_MC_INIT SD_CPU_INIT
34
33#include <asm-generic/topology.h> 35#include <asm-generic/topology.h>
34 36
35#endif /* _ASM_S390_TOPOLOGY_H */ 37#endif /* _ASM_S390_TOPOLOGY_H */
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 6035cd20c7a7..62c706eb0de6 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1767,3 +1767,41 @@ sys_dup3_wrapper:
1767sys_epoll_create1_wrapper: 1767sys_epoll_create1_wrapper:
1768 lgfr %r2,%r2 # int 1768 lgfr %r2,%r2 # int
1769 jg sys_epoll_create1 # branch to system call 1769 jg sys_epoll_create1 # branch to system call
1770
1771 .globl sys32_readahead_wrapper
1772sys32_readahead_wrapper:
1773 lgfr %r2,%r2 # int
1774 llgfr %r3,%r3 # u32
1775 llgfr %r4,%r4 # u32
1776 lgfr %r5,%r5 # s32
1777 jg sys32_readahead # branch to system call
1778
1779 .globl sys32_sendfile64_wrapper
1780sys32_sendfile64_wrapper:
1781 lgfr %r2,%r2 # int
1782 lgfr %r3,%r3 # int
1783 llgtr %r4,%r4 # compat_loff_t *
1784 lgfr %r5,%r5 # s32
1785 jg sys32_sendfile64 # branch to system call
1786
1787 .globl sys_tkill_wrapper
1788sys_tkill_wrapper:
1789 lgfr %r2,%r2 # pid_t
1790 lgfr %r3,%r3 # int
1791 jg sys_tkill # branch to system call
1792
1793 .globl sys_tgkill_wrapper
1794sys_tgkill_wrapper:
1795 lgfr %r2,%r2 # pid_t
1796 lgfr %r3,%r3 # pid_t
1797 lgfr %r4,%r4 # int
1798 jg sys_tgkill # branch to system call
1799
1800 .globl compat_sys_keyctl_wrapper
1801compat_sys_keyctl_wrapper:
1802 llgfr %r2,%r2 # u32
1803 llgfr %r3,%r3 # u32
1804 llgfr %r4,%r4 # u32
1805 llgfr %r5,%r5 # u32
1806 llgfr %r6,%r6 # u32
1807 jg compat_sys_keyctl # branch to system call
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index e7c5bfb7c755..026a37a94fc9 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -95,6 +95,7 @@ asmlinkage void do_softirq(void)
95 local_irq_restore(flags); 95 local_irq_restore(flags);
96} 96}
97 97
98#ifdef CONFIG_PROC_FS
98void init_irq_proc(void) 99void init_irq_proc(void)
99{ 100{
100 struct proc_dir_entry *root_irq_dir; 101 struct proc_dir_entry *root_irq_dir;
@@ -102,3 +103,4 @@ void init_irq_proc(void)
102 root_irq_dir = proc_mkdir("irq", NULL); 103 root_irq_dir = proc_mkdir("irq", NULL);
103 create_prof_cpu_mask(root_irq_dir); 104 create_prof_cpu_mask(root_irq_dir);
104} 105}
106#endif
diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S
index 397d131a345f..80641224a095 100644
--- a/arch/s390/kernel/mcount.S
+++ b/arch/s390/kernel/mcount.S
@@ -5,6 +5,8 @@
5 * 5 *
6 */ 6 */
7 7
8#include <asm/asm-offsets.h>
9
8#ifndef CONFIG_64BIT 10#ifndef CONFIG_64BIT
9.globl _mcount 11.globl _mcount
10_mcount: 12_mcount:
@@ -14,7 +16,7 @@ _mcount:
14 ahi %r15,-96 16 ahi %r15,-96
15 l %r3,100(%r15) 17 l %r3,100(%r15)
16 la %r2,0(%r14) 18 la %r2,0(%r14)
17 st %r1,0(%r15) 19 st %r1,__SF_BACKCHAIN(%r15)
18 la %r3,0(%r3) 20 la %r3,0(%r3)
19 bras %r14,0f 21 bras %r14,0f
20 .long ftrace_trace_function 22 .long ftrace_trace_function
@@ -38,7 +40,7 @@ _mcount:
38 stg %r14,112(%r15) 40 stg %r14,112(%r15)
39 lgr %r1,%r15 41 lgr %r1,%r15
40 aghi %r15,-160 42 aghi %r15,-160
41 stg %r1,0(%r15) 43 stg %r1,__SF_BACKCHAIN(%r15)
42 lgr %r2,%r14 44 lgr %r2,%r14
43 lg %r3,168(%r15) 45 lg %r3,168(%r15)
44 larl %r14,ftrace_trace_function 46 larl %r14,ftrace_trace_function
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index d825f4950e4e..c5cfb6185eac 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -82,7 +82,9 @@ char elf_platform[ELF_PLATFORM_SIZE];
82 82
83struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS]; 83struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS];
84volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */ 84volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
85static unsigned long __initdata memory_end; 85
86int __initdata memory_end_set;
87unsigned long __initdata memory_end;
86 88
87/* 89/*
88 * This is set up by the setup-routine at boot-time 90 * This is set up by the setup-routine at boot-time
@@ -281,6 +283,7 @@ void (*pm_power_off)(void) = machine_power_off;
281static int __init early_parse_mem(char *p) 283static int __init early_parse_mem(char *p)
282{ 284{
283 memory_end = memparse(p, &p); 285 memory_end = memparse(p, &p);
286 memory_end_set = 1;
284 return 0; 287 return 0;
285} 288}
286early_param("mem", early_parse_mem); 289early_param("mem", early_parse_mem);
@@ -508,8 +511,10 @@ static void __init setup_memory_end(void)
508 int i; 511 int i;
509 512
510#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE) 513#if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
511 if (ipl_info.type == IPL_TYPE_FCP_DUMP) 514 if (ipl_info.type == IPL_TYPE_FCP_DUMP) {
512 memory_end = ZFCPDUMP_HSA_SIZE; 515 memory_end = ZFCPDUMP_HSA_SIZE;
516 memory_end_set = 1;
517 }
513#endif 518#endif
514 memory_size = 0; 519 memory_size = 0;
515 memory_end &= PAGE_MASK; 520 memory_end &= PAGE_MASK;
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 76d16e0140bb..fe5b25a988ab 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -194,7 +194,7 @@ SYSCALL(sys_chown16,sys_ni_syscall,sys32_chown16_wrapper) /* old chown16 syscall
194SYSCALL(sys_getcwd,sys_getcwd,sys32_getcwd_wrapper) 194SYSCALL(sys_getcwd,sys_getcwd,sys32_getcwd_wrapper)
195SYSCALL(sys_capget,sys_capget,sys32_capget_wrapper) 195SYSCALL(sys_capget,sys_capget,sys32_capget_wrapper)
196SYSCALL(sys_capset,sys_capset,sys32_capset_wrapper) /* 185 */ 196SYSCALL(sys_capset,sys_capset,sys32_capset_wrapper) /* 185 */
197SYSCALL(sys_sigaltstack,sys_sigaltstack,sys32_sigaltstack) 197SYSCALL(sys_sigaltstack,sys_sigaltstack,sys32_sigaltstack_wrapper)
198SYSCALL(sys_sendfile,sys_sendfile64,sys32_sendfile_wrapper) 198SYSCALL(sys_sendfile,sys_sendfile64,sys32_sendfile_wrapper)
199NI_SYSCALL /* streams1 */ 199NI_SYSCALL /* streams1 */
200NI_SYSCALL /* streams2 */ 200NI_SYSCALL /* streams2 */
@@ -230,8 +230,8 @@ SYSCALL(sys_mincore,sys_mincore,sys32_mincore_wrapper)
230SYSCALL(sys_madvise,sys_madvise,sys32_madvise_wrapper) 230SYSCALL(sys_madvise,sys_madvise,sys32_madvise_wrapper)
231SYSCALL(sys_getdents64,sys_getdents64,sys32_getdents64_wrapper) /* 220 */ 231SYSCALL(sys_getdents64,sys_getdents64,sys32_getdents64_wrapper) /* 220 */
232SYSCALL(sys_fcntl64,sys_ni_syscall,compat_sys_fcntl64_wrapper) 232SYSCALL(sys_fcntl64,sys_ni_syscall,compat_sys_fcntl64_wrapper)
233SYSCALL(sys_readahead,sys_readahead,sys32_readahead) 233SYSCALL(sys_readahead,sys_readahead,sys32_readahead_wrapper)
234SYSCALL(sys_sendfile64,sys_ni_syscall,sys32_sendfile64) 234SYSCALL(sys_sendfile64,sys_ni_syscall,sys32_sendfile64_wrapper)
235SYSCALL(sys_setxattr,sys_setxattr,sys32_setxattr_wrapper) 235SYSCALL(sys_setxattr,sys_setxattr,sys32_setxattr_wrapper)
236SYSCALL(sys_lsetxattr,sys_lsetxattr,sys32_lsetxattr_wrapper) /* 225 */ 236SYSCALL(sys_lsetxattr,sys_lsetxattr,sys32_lsetxattr_wrapper) /* 225 */
237SYSCALL(sys_fsetxattr,sys_fsetxattr,sys32_fsetxattr_wrapper) 237SYSCALL(sys_fsetxattr,sys_fsetxattr,sys32_fsetxattr_wrapper)
@@ -245,11 +245,11 @@ SYSCALL(sys_removexattr,sys_removexattr,sys32_removexattr_wrapper)
245SYSCALL(sys_lremovexattr,sys_lremovexattr,sys32_lremovexattr_wrapper) 245SYSCALL(sys_lremovexattr,sys_lremovexattr,sys32_lremovexattr_wrapper)
246SYSCALL(sys_fremovexattr,sys_fremovexattr,sys32_fremovexattr_wrapper) /* 235 */ 246SYSCALL(sys_fremovexattr,sys_fremovexattr,sys32_fremovexattr_wrapper) /* 235 */
247SYSCALL(sys_gettid,sys_gettid,sys_gettid) 247SYSCALL(sys_gettid,sys_gettid,sys_gettid)
248SYSCALL(sys_tkill,sys_tkill,sys_tkill) 248SYSCALL(sys_tkill,sys_tkill,sys_tkill_wrapper)
249SYSCALL(sys_futex,sys_futex,compat_sys_futex_wrapper) 249SYSCALL(sys_futex,sys_futex,compat_sys_futex_wrapper)
250SYSCALL(sys_sched_setaffinity,sys_sched_setaffinity,sys32_sched_setaffinity_wrapper) 250SYSCALL(sys_sched_setaffinity,sys_sched_setaffinity,sys32_sched_setaffinity_wrapper)
251SYSCALL(sys_sched_getaffinity,sys_sched_getaffinity,sys32_sched_getaffinity_wrapper) /* 240 */ 251SYSCALL(sys_sched_getaffinity,sys_sched_getaffinity,sys32_sched_getaffinity_wrapper) /* 240 */
252SYSCALL(sys_tgkill,sys_tgkill,sys_tgkill) 252SYSCALL(sys_tgkill,sys_tgkill,sys_tgkill_wrapper)
253NI_SYSCALL /* reserved for TUX */ 253NI_SYSCALL /* reserved for TUX */
254SYSCALL(sys_io_setup,sys_io_setup,sys32_io_setup_wrapper) 254SYSCALL(sys_io_setup,sys_io_setup,sys32_io_setup_wrapper)
255SYSCALL(sys_io_destroy,sys_io_destroy,sys32_io_destroy_wrapper) 255SYSCALL(sys_io_destroy,sys_io_destroy,sys32_io_destroy_wrapper)
@@ -288,7 +288,7 @@ SYSCALL(sys_mq_getsetattr,sys_mq_getsetattr,compat_sys_mq_getsetattr_wrapper)
288SYSCALL(sys_kexec_load,sys_kexec_load,compat_sys_kexec_load_wrapper) 288SYSCALL(sys_kexec_load,sys_kexec_load,compat_sys_kexec_load_wrapper)
289SYSCALL(sys_add_key,sys_add_key,compat_sys_add_key_wrapper) 289SYSCALL(sys_add_key,sys_add_key,compat_sys_add_key_wrapper)
290SYSCALL(sys_request_key,sys_request_key,compat_sys_request_key_wrapper) 290SYSCALL(sys_request_key,sys_request_key,compat_sys_request_key_wrapper)
291SYSCALL(sys_keyctl,sys_keyctl,compat_sys_keyctl) /* 280 */ 291SYSCALL(sys_keyctl,sys_keyctl,compat_sys_keyctl_wrapper) /* 280 */
292SYSCALL(sys_waitid,sys_waitid,compat_sys_waitid_wrapper) 292SYSCALL(sys_waitid,sys_waitid,compat_sys_waitid_wrapper)
293SYSCALL(sys_ioprio_set,sys_ioprio_set,sys_ioprio_set_wrapper) 293SYSCALL(sys_ioprio_set,sys_ioprio_set,sys_ioprio_set_wrapper)
294SYSCALL(sys_ioprio_get,sys_ioprio_get,sys_ioprio_get_wrapper) 294SYSCALL(sys_ioprio_get,sys_ioprio_get,sys_ioprio_get_wrapper)
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index d649600df5b9..fc468cae4460 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -399,8 +399,10 @@ static struct workqueue_struct *time_sync_wq;
399 399
400static void __init time_init_wq(void) 400static void __init time_init_wq(void)
401{ 401{
402 if (!time_sync_wq) 402 if (time_sync_wq)
403 time_sync_wq = create_singlethread_workqueue("timesync"); 403 return;
404 time_sync_wq = create_singlethread_workqueue("timesync");
405 stop_machine_create();
404} 406}
405 407
406/* 408/*
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index 2fb36e462194..ecf0304e61c1 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -516,8 +516,12 @@ EXPORT_SYMBOL(del_virt_timer);
516 */ 516 */
517void init_cpu_vtimer(void) 517void init_cpu_vtimer(void)
518{ 518{
519 struct thread_info *ti = current_thread_info();
519 struct vtimer_queue *vq; 520 struct vtimer_queue *vq;
520 521
522 S390_lowcore.user_timer = ti->user_timer;
523 S390_lowcore.system_timer = ti->system_timer;
524
521 /* kick the virtual timer */ 525 /* kick the virtual timer */
522 asm volatile ("STCK %0" : "=m" (S390_lowcore.last_update_clock)); 526 asm volatile ("STCK %0" : "=m" (S390_lowcore.last_update_clock));
523 asm volatile ("STPT %0" : "=m" (S390_lowcore.last_update_timer)); 527 asm volatile ("STPT %0" : "=m" (S390_lowcore.last_update_timer));
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index be8497186b96..0d33893e1e89 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -212,6 +212,10 @@ static void kvm_free_vcpus(struct kvm *kvm)
212 } 212 }
213} 213}
214 214
215void kvm_arch_sync_events(struct kvm *kvm)
216{
217}
218
215void kvm_arch_destroy_vm(struct kvm *kvm) 219void kvm_arch_destroy_vm(struct kvm *kvm)
216{ 220{
217 kvm_free_vcpus(kvm); 221 kvm_free_vcpus(kvm);
diff --git a/arch/s390/lib/div64.c b/arch/s390/lib/div64.c
index a5f8300bf3ee..d9e62c0b576a 100644
--- a/arch/s390/lib/div64.c
+++ b/arch/s390/lib/div64.c
@@ -61,7 +61,7 @@ static uint32_t __div64_31(uint64_t *n, uint32_t base)
61 " clr %0,%3\n" 61 " clr %0,%3\n"
62 " jl 0f\n" 62 " jl 0f\n"
63 " slr %0,%3\n" 63 " slr %0,%3\n"
64 " alr %1,%2\n" 64 " ahi %1,1\n"
65 "0:\n" 65 "0:\n"
66 : "+d" (reg2), "+d" (reg3), "=d" (tmp) 66 : "+d" (reg2), "+d" (reg3), "=d" (tmp)
67 : "d" (base), "2" (1UL) : "cc" ); 67 : "d" (base), "2" (1UL) : "cc" );
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index d66215b0fde9..b0b84c35b0ad 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -119,8 +119,6 @@ retry:
119 goto fault; 119 goto fault;
120 120
121 pfn = pte_pfn(*pte); 121 pfn = pte_pfn(*pte);
122 if (!pfn_valid(pfn))
123 goto out;
124 122
125 offset = uaddr & (PAGE_SIZE - 1); 123 offset = uaddr & (PAGE_SIZE - 1);
126 size = min(n - done, PAGE_SIZE - offset); 124 size = min(n - done, PAGE_SIZE - offset);
@@ -135,7 +133,6 @@ retry:
135 done += size; 133 done += size;
136 uaddr += size; 134 uaddr += size;
137 } while (done < n); 135 } while (done < n);
138out:
139 spin_unlock(&mm->page_table_lock); 136 spin_unlock(&mm->page_table_lock);
140 return n - done; 137 return n - done;
141fault: 138fault:
@@ -163,9 +160,6 @@ retry:
163 goto fault; 160 goto fault;
164 161
165 pfn = pte_pfn(*pte); 162 pfn = pte_pfn(*pte);
166 if (!pfn_valid(pfn))
167 goto out;
168
169 ret = (pfn << PAGE_SHIFT) + (uaddr & (PAGE_SIZE - 1)); 163 ret = (pfn << PAGE_SHIFT) + (uaddr & (PAGE_SIZE - 1));
170out: 164out:
171 return ret; 165 return ret;
@@ -244,11 +238,6 @@ retry:
244 goto fault; 238 goto fault;
245 239
246 pfn = pte_pfn(*pte); 240 pfn = pte_pfn(*pte);
247 if (!pfn_valid(pfn)) {
248 done = -1;
249 goto out;
250 }
251
252 offset = uaddr & (PAGE_SIZE-1); 241 offset = uaddr & (PAGE_SIZE-1);
253 addr = (char *)(pfn << PAGE_SHIFT) + offset; 242 addr = (char *)(pfn << PAGE_SHIFT) + offset;
254 len = min(count - done, PAGE_SIZE - offset); 243 len = min(count - done, PAGE_SIZE - offset);
@@ -256,7 +245,6 @@ retry:
256 done += len_str; 245 done += len_str;
257 uaddr += len_str; 246 uaddr += len_str;
258 } while ((len_str == len) && (done < count)); 247 } while ((len_str == len) && (done < count));
259out:
260 spin_unlock(&mm->page_table_lock); 248 spin_unlock(&mm->page_table_lock);
261 return done + 1; 249 return done + 1;
262fault: 250fault:
@@ -325,12 +313,7 @@ retry:
325 } 313 }
326 314
327 pfn_from = pte_pfn(*pte_from); 315 pfn_from = pte_pfn(*pte_from);
328 if (!pfn_valid(pfn_from))
329 goto out;
330 pfn_to = pte_pfn(*pte_to); 316 pfn_to = pte_pfn(*pte_to);
331 if (!pfn_valid(pfn_to))
332 goto out;
333
334 offset_from = uaddr_from & (PAGE_SIZE-1); 317 offset_from = uaddr_from & (PAGE_SIZE-1);
335 offset_to = uaddr_from & (PAGE_SIZE-1); 318 offset_to = uaddr_from & (PAGE_SIZE-1);
336 offset_max = max(offset_from, offset_to); 319 offset_max = max(offset_from, offset_to);
@@ -342,7 +325,6 @@ retry:
342 uaddr_from += size; 325 uaddr_from += size;
343 uaddr_to += size; 326 uaddr_to += size;
344 } while (done < n); 327 } while (done < n);
345out:
346 spin_unlock(&mm->page_table_lock); 328 spin_unlock(&mm->page_table_lock);
347 return n - done; 329 return n - done;
348fault: 330fault:
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index 5932a824547a..e008d236cc15 100644
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -35,7 +35,7 @@
35 * Leave an at least ~128 MB hole. 35 * Leave an at least ~128 MB hole.
36 */ 36 */
37#define MIN_GAP (128*1024*1024) 37#define MIN_GAP (128*1024*1024)
38#define MAX_GAP (TASK_SIZE/6*5) 38#define MAX_GAP (STACK_TOP/6*5)
39 39
40static inline unsigned long mmap_base(void) 40static inline unsigned long mmap_base(void)
41{ 41{
@@ -46,7 +46,7 @@ static inline unsigned long mmap_base(void)
46 else if (gap > MAX_GAP) 46 else if (gap > MAX_GAP)
47 gap = MAX_GAP; 47 gap = MAX_GAP;
48 48
49 return TASK_SIZE - (gap & PAGE_MASK); 49 return STACK_TOP - (gap & PAGE_MASK);
50} 50}
51 51
52static inline int mmap_is_legacy(void) 52static inline int mmap_is_legacy(void)
@@ -89,42 +89,58 @@ EXPORT_SYMBOL_GPL(arch_pick_mmap_layout);
89 89
90#else 90#else
91 91
92int s390_mmap_check(unsigned long addr, unsigned long len)
93{
94 if (!test_thread_flag(TIF_31BIT) &&
95 len >= TASK_SIZE && TASK_SIZE < (1UL << 53))
96 return crst_table_upgrade(current->mm, 1UL << 53);
97 return 0;
98}
99
92static unsigned long 100static unsigned long
93s390_get_unmapped_area(struct file *filp, unsigned long addr, 101s390_get_unmapped_area(struct file *filp, unsigned long addr,
94 unsigned long len, unsigned long pgoff, unsigned long flags) 102 unsigned long len, unsigned long pgoff, unsigned long flags)
95{ 103{
96 struct mm_struct *mm = current->mm; 104 struct mm_struct *mm = current->mm;
105 unsigned long area;
97 int rc; 106 int rc;
98 107
99 addr = arch_get_unmapped_area(filp, addr, len, pgoff, flags); 108 area = arch_get_unmapped_area(filp, addr, len, pgoff, flags);
100 if (addr & ~PAGE_MASK) 109 if (!(area & ~PAGE_MASK))
101 return addr; 110 return area;
102 if (unlikely(mm->context.asce_limit < addr + len)) { 111 if (area == -ENOMEM &&
103 rc = crst_table_upgrade(mm, addr + len); 112 !test_thread_flag(TIF_31BIT) && TASK_SIZE < (1UL << 53)) {
113 /* Upgrade the page table to 4 levels and retry. */
114 rc = crst_table_upgrade(mm, 1UL << 53);
104 if (rc) 115 if (rc)
105 return (unsigned long) rc; 116 return (unsigned long) rc;
117 area = arch_get_unmapped_area(filp, addr, len, pgoff, flags);
106 } 118 }
107 return addr; 119 return area;
108} 120}
109 121
110static unsigned long 122static unsigned long
111s390_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, 123s390_get_unmapped_area_topdown(struct file *filp, const unsigned long addr,
112 const unsigned long len, const unsigned long pgoff, 124 const unsigned long len, const unsigned long pgoff,
113 const unsigned long flags) 125 const unsigned long flags)
114{ 126{
115 struct mm_struct *mm = current->mm; 127 struct mm_struct *mm = current->mm;
116 unsigned long addr = addr0; 128 unsigned long area;
117 int rc; 129 int rc;
118 130
119 addr = arch_get_unmapped_area_topdown(filp, addr, len, pgoff, flags); 131 area = arch_get_unmapped_area_topdown(filp, addr, len, pgoff, flags);
120 if (addr & ~PAGE_MASK) 132 if (!(area & ~PAGE_MASK))
121 return addr; 133 return area;
122 if (unlikely(mm->context.asce_limit < addr + len)) { 134 if (area == -ENOMEM &&
123 rc = crst_table_upgrade(mm, addr + len); 135 !test_thread_flag(TIF_31BIT) && TASK_SIZE < (1UL << 53)) {
136 /* Upgrade the page table to 4 levels and retry. */
137 rc = crst_table_upgrade(mm, 1UL << 53);
124 if (rc) 138 if (rc)
125 return (unsigned long) rc; 139 return (unsigned long) rc;
140 area = arch_get_unmapped_area_topdown(filp, addr, len,
141 pgoff, flags);
126 } 142 }
127 return addr; 143 return area;
128} 144}
129/* 145/*
130 * This function, called very early during the creation of a new 146 * This function, called very early during the creation of a new
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 0767827540b1..6b6ddc4ea02b 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -117,6 +117,7 @@ repeat:
117 crst_table_init(table, entry); 117 crst_table_init(table, entry);
118 pgd_populate(mm, (pgd_t *) table, (pud_t *) pgd); 118 pgd_populate(mm, (pgd_t *) table, (pud_t *) pgd);
119 mm->pgd = (pgd_t *) table; 119 mm->pgd = (pgd_t *) table;
120 mm->task_size = mm->context.asce_limit;
120 table = NULL; 121 table = NULL;
121 } 122 }
122 spin_unlock(&mm->page_table_lock); 123 spin_unlock(&mm->page_table_lock);
@@ -154,6 +155,7 @@ void crst_table_downgrade(struct mm_struct *mm, unsigned long limit)
154 BUG(); 155 BUG();
155 } 156 }
156 mm->pgd = (pgd_t *) (pgd_val(*pgd) & _REGION_ENTRY_ORIGIN); 157 mm->pgd = (pgd_t *) (pgd_val(*pgd) & _REGION_ENTRY_ORIGIN);
158 mm->task_size = mm->context.asce_limit;
157 crst_table_free(mm, (unsigned long *) pgd); 159 crst_table_free(mm, (unsigned long *) pgd);
158 } 160 }
159 update_mm(mm, current); 161 update_mm(mm, current);
generated by cgit v1.2.2 (git 2.25.0) at 2025-10-13 01:01:21 -0400