diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0006-x86-speculation-Fix-up-array_index_nospec_mask-asm-c.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0006-x86-speculation-Fix-up-array_index_nospec_mask-asm-c.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0006-x86-speculation-Fix-up-array_index_nospec_mask-asm-c.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0006-x86-speculation-Fix-up-array_index_nospec_mask-asm-c.patch deleted file mode 100644 index 8f996720..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.9.21/0006-x86-speculation-Fix-up-array_index_nospec_mask-asm-c.patch +++ /dev/null @@ -1,39 +0,0 @@ -From eeedd09281a09c8f0470c638939a5121ca753461 Mon Sep 17 00:00:00 2001 -From: Dan Williams <dan.j.williams@intel.com> -Date: Tue, 6 Feb 2018 18:22:40 -0800 -Subject: [PATCH 06/12] x86/speculation: Fix up array_index_nospec_mask() asm - constraint - -commit be3233fbfcb8f5acb6e3bcd0895c3ef9e100d470 upstream. - -Allow the compiler to handle @size as an immediate value or memory -directly rather than allocating a register. - -Reported-by: Linus Torvalds <torvalds@linux-foundation.org> -Signed-off-by: Dan Williams <dan.j.williams@intel.com> -Cc: Andy Lutomirski <luto@kernel.org> -Cc: Peter Zijlstra <peterz@infradead.org> -Cc: Thomas Gleixner <tglx@linutronix.de> -Link: http://lkml.kernel.org/r/151797010204.1289.1510000292250184993.stgit@dwillia2-desk3.amr.corp.intel.com -Signed-off-by: Ingo Molnar <mingo@kernel.org> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - arch/x86/include/asm/barrier.h | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h -index 8575903..78d1c6a 100644 ---- a/arch/x86/include/asm/barrier.h -+++ b/arch/x86/include/asm/barrier.h -@@ -39,7 +39,7 @@ static inline unsigned long array_index_mask_nospec(unsigned long index, - - asm ("cmp %1,%2; sbb %0,%0;" - :"=r" (mask) -- :"r"(size),"r" (index) -+ :"g"(size),"r" (index) - :"cc"); - return mask; - } --- -2.7.4 - |