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linux-stable/arch/x86/entry
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Borislav Petkov 3e03530587 x86/entry: Clarify the RF saving/restoring situation with SYSCALL/SYSRET 
Clarify why exactly RF cannot be restored properly by SYSRET to avoid
confusion.

No functionality change.

Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.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/20160803171429.GA2590@nazgul.tnic
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-08-10 15:53:43 +02:00
..
syscalls x86/syscalls/64: Add compat_sys_keyctl for 32-bit userspace 2016-08-01 11:31:24 +02:00
vdso * ARM bugfix and MSI injection support 2016-08-06 09:18:21 -04:00
vsyscall Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2016-07-29 17:38:46 -07:00
calling.h x86/asm/entry: Remove unused SAVE_ALL/RESTORE_ALL macros for !CONFIG_x86_64 2016-01-19 08:24:03 +01:00
common.c Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2016-08-06 09:04:35 -04:00
entry_32.S x86/dumpstack: When OOPSing, rewind the stack before do_exit() 2016-07-15 10:26:28 +02:00
entry_64.S x86/entry: Clarify the RF saving/restoring situation with SYSCALL/SYSRET 2016-08-10 15:53:43 +02:00
entry_64_compat.S x86/asm/entry/32: Simplify pushes of zeroed pt_regs->REGs 2016-05-03 08:19:40 +02:00
Makefile objtool: Mark non-standard object files and directories 2016-02-29 08:35:02 +01:00
syscall_32.c x86/syscalls: Add syscall entry qualifiers 2016-01-29 09:46:38 +01:00
syscall_64.c x86/entry/64: Always run ptregs-using syscalls on the slow path 2016-01-29 09:46:38 +01:00
thunk_32.S Merge branch 'x86-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2015-06-22 17:59:09 -07:00
thunk_64.S x86/asm/entry: Make thunk's restore a local label 2016-07-08 16:47:01 +02:00