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author | Andy Lutomirski <luto@kernel.org> | 2017-12-12 07:56:42 -0800 |
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committer | Ingo Molnar <mingo@kernel.org> | 2017-12-23 21:13:00 +0100 |
commit | 85900ea51577e31b186e523c8f4e068c79ecc7d3 (patch) | |
tree | 76ddd1071d7c34d45920113429de5ee6e9e21eb1 /arch/x86/include/asm/tlbflush.h | |
parent | f55f0501cbf65ec41cca5058513031b711730b1d (diff) | |
download | linux-stable-85900ea51577e31b186e523c8f4e068c79ecc7d3.tar.gz linux-stable-85900ea51577e31b186e523c8f4e068c79ecc7d3.tar.bz2 linux-stable-85900ea51577e31b186e523c8f4e068c79ecc7d3.zip |
x86/pti: Map the vsyscall page if needed
Make VSYSCALLs work fully in PTI mode by mapping them properly to the user
space visible page tables.
[ tglx: Hide unused functions (Patch by Arnd Bergmann) ]
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Laight <David.Laight@aculab.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/tlbflush.h')
0 files changed, 0 insertions, 0 deletions