]> git.baikalelectronics.ru Git - kernel.git/commit
x86/entry: Add task_top_of_stack() to find the top of a task's stack
authorAndy Lutomirski <luto@kernel.org>
Thu, 2 Nov 2017 07:59:11 +0000 (00:59 -0700)
committerIngo Molnar <mingo@kernel.org>
Thu, 2 Nov 2017 10:04:44 +0000 (11:04 +0100)
commitc8cb93dcf38a5a18d619323e606cdd78c1213ea6
treefb207c28ace59732ef5e4b16807b5db3d83c69bb
parent2b4a0447cee7804733725394fc0469eb2003acc9
x86/entry: Add task_top_of_stack() to find the top of a task's stack

This will let us get rid of a few places that hardcode accesses to
thread.sp0.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bpetkov@suse.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/b49b3f95a8ff858c40c9b0f5b32be0355324327d.1509609304.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/include/asm/processor.h