Commit-ID: 1e17880371f85d3d866962e04ba3567c0654a125 Gitweb: http://git.kernel.org/tip/1e17880371f85d3d866962e04ba3567c0654a125 Author: Brian Gerst <brgerst@xxxxxxxxx> AuthorDate: Wed, 4 May 2016 22:44:37 -0400 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Thu, 5 May 2016 08:37:30 +0200 x86/entry/32: Remove GET_THREAD_INFO() from entry code The entry code used to cache the thread_info pointer in the EBP register, but all the code that used it has been moved to C. Remove the unused code to get the pointer. Signed-off-by: Brian Gerst <brgerst@xxxxxxxxx> Acked-by: Andy Lutomirski <luto@xxxxxxxxxx> Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx> Cc: Borislav Petkov <bp@xxxxxxxxx> Cc: Borislav Petkov <bp@xxxxxxx> Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx> Cc: H. Peter Anvin <hpa@xxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/1462416278-11974-3-git-send-email-brgerst@xxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- arch/x86/entry/entry_32.S | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S index c84d99b..983e5d3 100644 --- a/arch/x86/entry/entry_32.S +++ b/arch/x86/entry/entry_32.S @@ -207,7 +207,6 @@ ENTRY(ret_from_fork) pushl %eax call schedule_tail - GET_THREAD_INFO(%ebp) popl %eax /* When we fork, we trace the syscall return in the child, too. */ @@ -219,7 +218,6 @@ END(ret_from_fork) ENTRY(ret_from_kernel_thread) pushl %eax call schedule_tail - GET_THREAD_INFO(%ebp) popl %eax movl PT_EBP(%esp), %eax call *PT_EBX(%esp) @@ -247,7 +245,6 @@ ENDPROC(ret_from_kernel_thread) ret_from_exception: preempt_stop(CLBR_ANY) ret_from_intr: - GET_THREAD_INFO(%ebp) #ifdef CONFIG_VM86 movl PT_EFLAGS(%esp), %eax # mix EFLAGS and CS movb PT_CS(%esp), %al -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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