Commit-ID: 6e1327bd2b20ccb387fcddc0caa605cb253cc458 Gitweb: http://git.kernel.org/tip/6e1327bd2b20ccb387fcddc0caa605cb253cc458 Author: Denys Vlasenko <[email protected]> AuthorDate: Thu, 26 Feb 2015 14:40:26 -0800 Committer: Ingo Molnar <[email protected]> CommitDate: Wed, 4 Mar 2015 22:50:49 +0100
x86/asm/entry/64: Fix incorrect symbolic constant usage: R11->ARGOFFSET Since the last fix of this nature, a few more instances have crept in. Fix them up. No object code changes (constants have the same value). Signed-off-by: Denys Vlasenko <[email protected]> Signed-off-by: Andy Lutomirski <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Frederic Weisbecker <[email protected]> Cc: H. Peter Anvin <[email protected]> Cc: Kees Cook <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Oleg Nesterov <[email protected]> Cc: Will Drewry <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Link: http://lkml.kernel.org/r/f5e1c4084319a42e5f14d41e2d638949ce66bc08.1424989793.git.l...@amacapital.net Signed-off-by: Ingo Molnar <[email protected]> --- arch/x86/kernel/entry_64.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 10074ad..a57b338 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -757,8 +757,8 @@ retint_swapgs: /* return to user-space */ * Try to use SYSRET instead of IRET if we're returning to * a completely clean 64-bit userspace context. */ - movq (RCX-R11)(%rsp), %rcx - cmpq %rcx,(RIP-R11)(%rsp) /* RCX == RIP */ + movq (RCX-ARGOFFSET)(%rsp), %rcx + cmpq %rcx,(RIP-ARGOFFSET)(%rsp) /* RCX == RIP */ jne opportunistic_sysret_failed /* @@ -779,7 +779,7 @@ retint_swapgs: /* return to user-space */ shr $__VIRTUAL_MASK_SHIFT, %rcx jnz opportunistic_sysret_failed - cmpq $__USER_CS,(CS-R11)(%rsp) /* CS must match SYSRET */ + cmpq $__USER_CS,(CS-ARGOFFSET)(%rsp) /* CS must match SYSRET */ jne opportunistic_sysret_failed movq (R11-ARGOFFSET)(%rsp), %r11 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
