diff options
| author | Vineet Gupta <vgupta@synopsys.com> | 2013-05-27 18:29:16 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2013-06-22 19:23:21 +0530 |
| commit | bed30976e7f1077c105306597ef05895234ba600 (patch) | |
| tree | 24a1f2fd2240a76b7437c68d96023e5c2a02bebe /arch/arc/include | |
| parent | 3e1ae441886b82fbf605f37ac0756b811d55f3d5 (diff) | |
ARC: pt_regs update #0: remove kernel stack canary
This stack slot is going to be used in subsequent commits
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/include')
| -rw-r--r-- | arch/arc/include/asm/entry.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/arch/arc/include/asm/entry.h b/arch/arc/include/asm/entry.h index eb2ae53187d..5bbec8ad812 100644 --- a/arch/arc/include/asm/entry.h +++ b/arch/arc/include/asm/entry.h @@ -326,10 +326,6 @@ /* With current tsk in r9, get it's kernel mode stack base */ GET_TSK_STACK_BASE r9, r9 -#ifdef PT_REGS_CANARY - st 0xabcdabcd, [r9, 0] -#endif - /* Save Pre Intr/Exception User SP on kernel stack */ st.a sp, [r9, -12] ; Make room for orig_r0 and orig_r8 @@ -437,11 +433,6 @@ lr r9, [erbta] st.a r9, [sp, -4] -#ifdef PT_REGS_CANARY - mov r9, 0xdeadbeef - st r9, [sp, -4] -#endif - /* move up by 1 word to "create" pt_regs->"stack_place_holder" */ sub sp, sp, 4 .endm @@ -540,10 +531,6 @@ lr r9, [bta_l1] st.a r9, [sp, -4] -#ifdef PT_REGS_CANARY - mov r9, 0xdeadbee1 - st r9, [sp, -4] -#endif /* move up by 1 word to "create" pt_regs->"stack_place_holder" */ sub sp, sp, 4 .endm @@ -575,11 +562,6 @@ lr r9, [bta_l2] st.a r9, [sp, -4] -#ifdef PT_REGS_CANARY - mov r9, 0xdeadbee2 - st r9, [sp, -4] -#endif - /* move up by 1 word to "create" pt_regs->"stack_place_holder" */ sub sp, sp, 4 .endm |