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authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 11:03:29 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 11:03:29 -0700
commit972d19e837833b93466c6f6a8ef2a7d653000aa3 (patch)
tree069258492d5347cf440b8240dadfa20621f54842 /arch
parentcdf4f383a4b0ffbf458f65380ecffbeee1f79841 (diff)
parentb9d0a25a484a90c1d60b974d115eff2fe580ce16 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6: [CRYPTO] tcrypt: Forbid tcrypt from being built-in [CRYPTO] aes: Add wrappers for assembly routines [CRYPTO] tcrypt: Speed benchmark support for digest algorithms [CRYPTO] tcrypt: Return -EAGAIN from module_init() [CRYPTO] api: Allow replacement when registering new algorithms [CRYPTO] api: Removed const from cra_name/cra_driver_name [CRYPTO] api: Added cra_init/cra_exit [CRYPTO] api: Fixed incorrect passing of context instead of tfm [CRYPTO] padlock: Rearrange context structure to reduce code size [CRYPTO] all: Pass tfm instead of ctx to algorithms [CRYPTO] digest: Remove unnecessary zeroing during init [CRYPTO] aes-i586: Get rid of useless function wrappers [CRYPTO] digest: Add alignment handling [CRYPTO] khazad: Use 32-bit reads on key
Diffstat (limited to 'arch')
-rw-r--r--arch/i386/crypto/aes-i586-asm.S29
-rw-r--r--arch/i386/crypto/aes.c20
-rw-r--r--arch/i386/kernel/asm-offsets.c3
-rw-r--r--arch/s390/crypto/aes_s390.c14
-rw-r--r--arch/s390/crypto/des_s390.c42
-rw-r--r--arch/s390/crypto/sha1_s390.c34
-rw-r--r--arch/s390/crypto/sha256_s390.c14
-rw-r--r--arch/x86_64/crypto/aes-x86_64-asm.S22
-rw-r--r--arch/x86_64/crypto/aes.c20
-rw-r--r--arch/x86_64/kernel/asm-offsets.c3
10 files changed, 110 insertions, 91 deletions
diff --git a/arch/i386/crypto/aes-i586-asm.S b/arch/i386/crypto/aes-i586-asm.S
index 911b15377f2..f942f0c8f63 100644
--- a/arch/i386/crypto/aes-i586-asm.S
+++ b/arch/i386/crypto/aes-i586-asm.S
@@ -36,22 +36,19 @@
.file "aes-i586-asm.S"
.text
-// aes_rval aes_enc_blk(const unsigned char in_blk[], unsigned char out_blk[], const aes_ctx cx[1])//
-// aes_rval aes_dec_blk(const unsigned char in_blk[], unsigned char out_blk[], const aes_ctx cx[1])//
-
-#define tlen 1024 // length of each of 4 'xor' arrays (256 32-bit words)
+#include <asm/asm-offsets.h>
-// offsets to parameters with one register pushed onto stack
-
-#define in_blk 8 // input byte array address parameter
-#define out_blk 12 // output byte array address parameter
-#define ctx 16 // AES context structure
+#define tlen 1024 // length of each of 4 'xor' arrays (256 32-bit words)
-// offsets in context structure
+/* offsets to parameters with one register pushed onto stack */
+#define tfm 8
+#define out_blk 12
+#define in_blk 16
-#define ekey 0 // encryption key schedule base address
-#define nrnd 256 // number of rounds
-#define dkey 260 // decryption key schedule base address
+/* offsets in crypto_tfm structure */
+#define ekey (crypto_tfm_ctx_offset + 0)
+#define nrnd (crypto_tfm_ctx_offset + 256)
+#define dkey (crypto_tfm_ctx_offset + 260)
// register mapping for encrypt and decrypt subroutines
@@ -220,6 +217,7 @@
do_col (table, r5,r0,r1,r4, r2,r3); /* idx=r5 */
// AES (Rijndael) Encryption Subroutine
+/* void aes_enc_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
.global aes_enc_blk
@@ -230,7 +228,7 @@
aes_enc_blk:
push %ebp
- mov ctx(%esp),%ebp // pointer to context
+ mov tfm(%esp),%ebp
// CAUTION: the order and the values used in these assigns
// rely on the register mappings
@@ -295,6 +293,7 @@ aes_enc_blk:
ret
// AES (Rijndael) Decryption Subroutine
+/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out_blk, const u8 *in_blk) */
.global aes_dec_blk
@@ -305,7 +304,7 @@ aes_enc_blk:
aes_dec_blk:
push %ebp
- mov ctx(%esp),%ebp // pointer to context
+ mov tfm(%esp),%ebp
// CAUTION: the order and the values used in these assigns
// rely on the register mappings
diff --git a/arch/i386/crypto/aes.c b/arch/i386/crypto/aes.c
index a50397b1d5c..d3806daa3de 100644
--- a/arch/i386/crypto/aes.c
+++ b/arch/i386/crypto/aes.c
@@ -45,8 +45,8 @@
#include <linux/crypto.h>
#include <linux/linkage.h>
-asmlinkage void aes_enc_blk(const u8 *src, u8 *dst, void *ctx);
-asmlinkage void aes_dec_blk(const u8 *src, u8 *dst, void *ctx);
+asmlinkage void aes_enc_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
+asmlinkage void aes_dec_blk(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
#define AES_MIN_KEY_SIZE 16
#define AES_MAX_KEY_SIZE 32
@@ -378,12 +378,12 @@ static void gen_tabs(void)
k[8*(i)+11] = ss[3]; \
}
-static int
-aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
+static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
+ unsigned int key_len, u32 *flags)
{
int i;
u32 ss[8];
- struct aes_ctx *ctx = ctx_arg;
+ struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
/* encryption schedule */
@@ -464,16 +464,16 @@ aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len, u32 *flags)
return 0;
}
-static inline void aes_encrypt(void *ctx, u8 *dst, const u8 *src)
+static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- aes_enc_blk(src, dst, ctx);
+ aes_enc_blk(tfm, dst, src);
}
-static inline void aes_decrypt(void *ctx, u8 *dst, const u8 *src)
+
+static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- aes_dec_blk(src, dst, ctx);
+ aes_dec_blk(tfm, dst, src);
}
-
static struct crypto_alg aes_alg = {
.cra_name = "aes",
.cra_driver_name = "aes-i586",
diff --git a/arch/i386/kernel/asm-offsets.c b/arch/i386/kernel/asm-offsets.c
index 36d66e2077d..1c3a809e642 100644
--- a/arch/i386/kernel/asm-offsets.c
+++ b/arch/i386/kernel/asm-offsets.c
@@ -4,6 +4,7 @@
* to extract and format the required data.
*/
+#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/signal.h>
#include <linux/personality.h>
@@ -69,4 +70,6 @@ void foo(void)
DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
DEFINE(VSYSCALL_BASE, __fix_to_virt(FIX_VSYSCALL));
+
+ OFFSET(crypto_tfm_ctx_offset, crypto_tfm, __crt_ctx);
}
diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c
index c5ca2dc5d42..5713c7e5bd1 100644
--- a/arch/s390/crypto/aes_s390.c
+++ b/arch/s390/crypto/aes_s390.c
@@ -37,10 +37,10 @@ struct s390_aes_ctx {
int key_len;
};
-static int aes_set_key(void *ctx, const u8 *in_key, unsigned int key_len,
- u32 *flags)
+static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
+ unsigned int key_len, u32 *flags)
{
- struct s390_aes_ctx *sctx = ctx;
+ struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (key_len) {
case 16:
@@ -70,9 +70,9 @@ fail:
return -EINVAL;
}
-static void aes_encrypt(void *ctx, u8 *out, const u8 *in)
+static void aes_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
- const struct s390_aes_ctx *sctx = ctx;
+ const struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (sctx->key_len) {
case 16:
@@ -90,9 +90,9 @@ static void aes_encrypt(void *ctx, u8 *out, const u8 *in)
}
}
-static void aes_decrypt(void *ctx, u8 *out, const u8 *in)
+static void aes_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
- const struct s390_aes_ctx *sctx = ctx;
+ const struct s390_aes_ctx *sctx = crypto_tfm_ctx(tfm);
switch (sctx->key_len) {
case 16:
diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c
index e3c37aa0a19..b3f7496a79b 100644
--- a/arch/s390/crypto/des_s390.c
+++ b/arch/s390/crypto/des_s390.c
@@ -44,10 +44,10 @@ struct crypt_s390_des3_192_ctx {
u8 key[DES3_192_KEY_SIZE];
};
-static int des_setkey(void *ctx, const u8 *key, unsigned int keylen,
- u32 *flags)
+static int des_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen, u32 *flags)
{
- struct crypt_s390_des_ctx *dctx = ctx;
+ struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
int ret;
/* test if key is valid (not a weak key) */
@@ -57,16 +57,16 @@ static int des_setkey(void *ctx, const u8 *key, unsigned int keylen,
return ret;
}
-static void des_encrypt(void *ctx, u8 *out, const u8 *in)
+static void des_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
- struct crypt_s390_des_ctx *dctx = ctx;
+ struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
}
-static void des_decrypt(void *ctx, u8 *out, const u8 *in)
+static void des_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
{
- struct crypt_s390_des_ctx *dctx = ctx;
+ struct crypt_s390_des_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_DEA_DECRYPT, dctx->key, out, in, DES_BLOCK_SIZE);
}
@@ -166,11 +166,11 @@ static struct crypto_alg des_alg = {
* Implementers MUST reject keys that exhibit this property.
*
*/
-static int des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen,
- u32 *flags)
+static int des3_128_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen, u32 *flags)
{
int i, ret;
- struct crypt_s390_des3_128_ctx *dctx = ctx;
+ struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
const u8* temp_key = key;
if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE))) {
@@ -186,17 +186,17 @@ static int des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen,
return 0;
}
-static void des3_128_encrypt(void *ctx, u8 *dst, const u8 *src)
+static void des3_128_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- struct crypt_s390_des3_128_ctx *dctx = ctx;
+ struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src,
DES3_128_BLOCK_SIZE);
}
-static void des3_128_decrypt(void *ctx, u8 *dst, const u8 *src)
+static void des3_128_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- struct crypt_s390_des3_128_ctx *dctx = ctx;
+ struct crypt_s390_des3_128_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src,
DES3_128_BLOCK_SIZE);
@@ -302,11 +302,11 @@ static struct crypto_alg des3_128_alg = {
* property.
*
*/
-static int des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen,
- u32 *flags)
+static int des3_192_setkey(struct crypto_tfm *tfm, const u8 *key,
+ unsigned int keylen, u32 *flags)
{
int i, ret;
- struct crypt_s390_des3_192_ctx *dctx = ctx;
+ struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
const u8* temp_key = key;
if (!(memcmp(key, &key[DES_KEY_SIZE], DES_KEY_SIZE) &&
@@ -325,17 +325,17 @@ static int des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen,
return 0;
}
-static void des3_192_encrypt(void *ctx, u8 *dst, const u8 *src)
+static void des3_192_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- struct crypt_s390_des3_192_ctx *dctx = ctx;
+ struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
DES3_192_BLOCK_SIZE);
}
-static void des3_192_decrypt(void *ctx, u8 *dst, const u8 *src)
+static void des3_192_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
- struct crypt_s390_des3_192_ctx *dctx = ctx;
+ struct crypt_s390_des3_192_ctx *dctx = crypto_tfm_ctx(tfm);
crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
DES3_192_BLOCK_SIZE);
diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c
index 98c896b86dc..9d34a35b1aa 100644
--- a/arch/s390/crypto/sha1_s390.c
+++ b/arch/s390/crypto/sha1_s390.c
@@ -40,28 +40,29 @@ struct crypt_s390_sha1_ctx {
u8 buffer[2 * SHA1_BLOCK_SIZE];
};
-static void
-sha1_init(void *ctx)
+static void sha1_init(struct crypto_tfm *tfm)
{
- static const struct crypt_s390_sha1_ctx initstate = {
- .state = {
- 0x67452301,
- 0xEFCDAB89,
- 0x98BADCFE,
- 0x10325476,
- 0xC3D2E1F0
- },
+ struct crypt_s390_sha1_ctx *ctx = crypto_tfm_ctx(tfm);
+ static const u32 initstate[5] = {
+ 0x67452301,
+ 0xEFCDAB89,
+ 0x98BADCFE,
+ 0x10325476,
+ 0xC3D2E1F0
};
- memcpy(ctx, &initstate, sizeof(initstate));
+
+ ctx->count = 0;
+ memcpy(ctx->state, &initstate, sizeof(initstate));
+ ctx->buf_len = 0;
}
-static void
-sha1_update(void *ctx, const u8 *data, unsigned int len)
+static void sha1_update(struct crypto_tfm *tfm, const u8 *data,
+ unsigned int len)
{
struct crypt_s390_sha1_ctx *sctx;
long imd_len;
- sctx = ctx;
+ sctx = crypto_tfm_ctx(tfm);
sctx->count += len * 8; //message bit length
//anything in buffer yet? -> must be completed
@@ -110,10 +111,9 @@ pad_message(struct crypt_s390_sha1_ctx* sctx)
}
/* Add padding and return the message digest. */
-static void
-sha1_final(void* ctx, u8 *out)
+static void sha1_final(struct crypto_tfm *tfm, u8 *out)
{
- struct crypt_s390_sha1_ctx *sctx = ctx;
+ struct crypt_s390_sha1_ctx *sctx = crypto_tfm_ctx(tfm);
//must perform manual padding
pad_message(sctx);
diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c
index 1ec5e92b345..f573df30f31 100644
--- a/arch/s390/crypto/sha256_s390.c
+++ b/arch/s390/crypto/sha256_s390.c
@@ -31,9 +31,9 @@ struct s390_sha256_ctx {
u8 buf[2 * SHA256_BLOCK_SIZE];
};
-static void sha256_init(void *ctx)
+static void sha256_init(struct crypto_tfm *tfm)
{
- struct s390_sha256_ctx *sctx = ctx;
+ struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
sctx->state[0] = 0x6a09e667;
sctx->state[1] = 0xbb67ae85;
@@ -44,12 +44,12 @@ static void sha256_init(void *ctx)
sctx->state[6] = 0x1f83d9ab;
sctx->state[7] = 0x5be0cd19;
sctx->count = 0;
- memset(sctx->buf, 0, sizeof(sctx->buf));
}
-static void sha256_update(void *ctx, const u8 *data, unsigned int len)
+static void sha256_update(struct crypto_tfm *tfm, const u8 *data,
+ unsigned int len)
{
- struct s390_sha256_ctx *sctx = ctx;
+ struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
unsigned int index;
int ret;
@@ -108,9 +108,9 @@ static void pad_message(struct s390_sha256_ctx* sctx)
}
/* Add padding and return the message digest */
-static void sha256_final(void* ctx, u8 *out)
+static void sha256_final(struct crypto_tfm *tfm, u8 *out)
{
- struct s390_sha256_ctx *sctx = ctx;
+ struct s390_sha256_ctx *sctx = crypto_tfm_ctx(tfm);
/* must perform manual padding */
pad_message(sctx);
diff --git a/arch/x86_64/crypto/aes-x86_64-asm.S b/arch/x86_64/crypto/aes-x86_64-asm.S
index 483cbb23ab8..26b40de4d0b 100644
--- a/arch/x86_64/crypto/aes-x86_64-asm.S
+++ b/arch/x86_64/crypto/aes-x86_64-asm.S
@@ -15,6 +15,10 @@
.text
+#include <asm/asm-offsets.h>
+
+#define BASE crypto_tfm_ctx_offset
+
#define R1 %rax
#define R1E %eax
#define R1X %ax
@@ -46,19 +50,19 @@
#define R10 %r10
#define R11 %r11
-#define prologue(FUNC,BASE,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \
+#define prologue(FUNC,KEY,B128,B192,r1,r2,r3,r4,r5,r6,r7,r8,r9,r10,r11) \
.global FUNC; \
.type FUNC,@function; \
.align 8; \
FUNC: movq r1,r2; \
movq r3,r4; \
- leaq BASE+52(r8),r9; \
+ leaq BASE+KEY+52(r8),r9; \
movq r10,r11; \
movl (r7),r5 ## E; \
movl 4(r7),r1 ## E; \
movl 8(r7),r6 ## E; \
movl 12(r7),r7 ## E; \
- movl (r8),r10 ## E; \
+ movl BASE(r8),r10 ## E; \
xorl -48(r9),r5 ## E; \
xorl -44(r9),r1 ## E; \
xorl -40(r9),r6 ## E; \
@@ -128,8 +132,8 @@ FUNC: movq r1,r2; \
movl r3 ## E,r1 ## E; \
movl r4 ## E,r2 ## E;
-#define entry(FUNC,BASE,B128,B192) \
- prologue(FUNC,BASE,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11)
+#define entry(FUNC,KEY,B128,B192) \
+ prologue(FUNC,KEY,B128,B192,R2,R8,R7,R9,R1,R3,R4,R6,R10,R5,R11)
#define return epilogue(R8,R2,R9,R7,R5,R6,R3,R4,R11)
@@ -147,9 +151,9 @@ FUNC: movq r1,r2; \
#define decrypt_final(TAB,OFFSET) \
round(TAB,OFFSET,R2,R1,R4,R3,R6,R5,R7,R10,R5,R6,R3,R4)
-/* void aes_encrypt(void *ctx, u8 *out, const u8 *in) */
+/* void aes_enc_blk(stuct crypto_tfm *tfm, u8 *out, const u8 *in) */
- entry(aes_encrypt,0,enc128,enc192)
+ entry(aes_enc_blk,0,enc128,enc192)
encrypt_round(aes_ft_tab,-96)
encrypt_round(aes_ft_tab,-80)
enc192: encrypt_round(aes_ft_tab,-64)
@@ -166,9 +170,9 @@ enc128: encrypt_round(aes_ft_tab,-32)
encrypt_final(aes_fl_tab,112)
return
-/* void aes_decrypt(void *ctx, u8 *out, const u8 *in) */
+/* void aes_dec_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in) */
- entry(aes_decrypt,240,dec128,dec192)
+ entry(aes_dec_blk,240,dec128,dec192)
decrypt_round(aes_it_tab,-96)
decrypt_round(aes_it_tab,-80)
dec192: decrypt_round(aes_it_tab,-64)
diff --git a/arch/x86_64/crypto/aes.c b/arch/x86_64/crypto/aes.c
index 6f77e7700d3..68866fab37a 100644
--- a/arch/x86_64/crypto/aes.c
+++ b/arch/x86_64/crypto/aes.c
@@ -227,10 +227,10 @@ static void __init gen_tabs(void)
t ^= E_KEY[8 * i + 7]; E_KEY[8 * i + 15] = t; \
}
-static int aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len,
- u32 *flags)
+static int aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
+ unsigned int key_len, u32 *flags)
{
- struct aes_ctx *ctx = ctx_arg;
+ struct aes_ctx *ctx = crypto_tfm_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
u32 i, j, t, u, v, w;
@@ -283,8 +283,18 @@ static int aes_set_key(void *ctx_arg, const u8 *in_key, unsigned int key_len,
return 0;
}
-extern void aes_encrypt(void *ctx_arg, u8 *out, const u8 *in);
-extern void aes_decrypt(void *ctx_arg, u8 *out, const u8 *in);
+asmlinkage void aes_enc_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in);
+asmlinkage void aes_dec_blk(struct crypto_tfm *tfm, u8 *out, const u8 *in);
+
+static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
+{
+ aes_enc_blk(tfm, dst, src);
+}
+
+static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
+{
+ aes_dec_blk(tfm, dst, src);
+}
static struct crypto_alg aes_alg = {
.cra_name = "aes",
diff --git a/arch/x86_64/kernel/asm-offsets.c b/arch/x86_64/kernel/asm-offsets.c
index 38834bbbae1..96687e2beb2 100644
--- a/arch/x86_64/kernel/asm-offsets.c
+++ b/arch/x86_64/kernel/asm-offsets.c
@@ -4,6 +4,7 @@
* and format the required data.
*/
+#include <linux/crypto.h>
#include <linux/sched.h>
#include <linux/stddef.h>
#include <linux/errno.h>
@@ -68,5 +69,7 @@ int main(void)
DEFINE(pbe_next, offsetof(struct pbe, next));
BLANK();
DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
+ BLANK();
+ DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
return 0;
}