Messages in this thread Patch in this message | | | From | Denys Vlasenko <> | Subject | [PATCH 1/4] x86/asm/entry/64: Add forgotten CFI annotation | Date | Fri, 27 Mar 2015 11:36:19 +0100 |
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This is a missing bit of the recent MOV-to-PUSH conversion.
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com> CC: Linus Torvalds <torvalds@linux-foundation.org> CC: Steven Rostedt <rostedt@goodmis.org> CC: Ingo Molnar <mingo@kernel.org> CC: Borislav Petkov <bp@alien8.de> CC: "H. Peter Anvin" <hpa@zytor.com> CC: Andy Lutomirski <luto@amacapital.net> CC: Oleg Nesterov <oleg@redhat.com> CC: Frederic Weisbecker <fweisbec@gmail.com> CC: Alexei Starovoitov <ast@plumgrid.com> CC: Will Drewry <wad@chromium.org> CC: Kees Cook <keescook@chromium.org> CC: x86@kernel.org CC: linux-kernel@vger.kernel.org --- arch/x86/kernel/entry_64.S | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index bf9afad..a2ef30a 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -248,6 +248,7 @@ GLOBAL(system_call_after_swapgs) pushq_cfi_reg r10 /* pt_regs->r10 */ pushq_cfi_reg r11 /* pt_regs->r11 */ sub $(6*8),%rsp /* pt_regs->bp,bx,r12-15 not saved */ + CFI_ADJUST_CFA_OFFSET 6*8 testl $_TIF_WORK_SYSCALL_ENTRY, ASM_THREAD_INFO(TI_flags, %rsp, SIZEOF_PTREGS) jnz tracesys -- 1.8.1.4
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