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| author | Andy Lutomirski <luto@kernel.org> | 2017-11-02 00:59:16 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-11-02 11:04:48 +0100 |
| commit | d375cf1530595e33961a8844192cddab913650e3 (patch) | |
| tree | 887429bbeeef5048ed511d07a5d8078101129bec /arch/x86/kernel/traps.c | |
| parent | cd493a6deb8b78eca280d05f7fa73fd69403ae29 (diff) | |
| download | linux-stable-d375cf1530595e33961a8844192cddab913650e3.tar.gz linux-stable-d375cf1530595e33961a8844192cddab913650e3.tar.bz2 linux-stable-d375cf1530595e33961a8844192cddab913650e3.zip | |
x86/entry/64: Remove thread_struct::sp0
On x86_64, we can easily calculate sp0 when needed instead of
storing it in thread_struct.
On x86_32, a similar cleanup would be possible, but it would require
cleaning up the vm86 code first, and that can wait for a later
cleanup series.
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/719cd9c66c548c4350d98a90f050aee8b17f8919.1509609304.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/traps.c')
0 files changed, 0 insertions, 0 deletions