diff options
| author | Andy Lutomirski <luto@kernel.org> | 2016-09-13 23:29:25 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-09-15 08:25:13 +0200 |
| commit | 15f4eae70d365bba26854c90b6002aaabb18c8aa (patch) | |
| tree | 5bd5521c59c7d473357300dbb4da27af4b7d19e7 /arch/x86/kernel/irq_64.c | |
| parent | sched/core: Allow putting thread_info into task_struct (diff) | |
| download | linux-15f4eae70d365bba26854c90b6002aaabb18c8aa.tar.xz linux-15f4eae70d365bba26854c90b6002aaabb18c8aa.zip | |
x86: Move thread_info into task_struct
Now that most of the thread_info users have been cleaned up,
this is straightforward.
Most of this code was written by Linus.
Originally-from: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: 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: Jann Horn <jann@thejh.net>
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/a50eab40abeaec9cb9a9e3cbdeafd32190206654.1473801993.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/irq_64.c')
| -rw-r--r-- | arch/x86/kernel/irq_64.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index 4a7903714065..9ebd0b0e73d9 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -40,8 +40,7 @@ static inline void stack_overflow_check(struct pt_regs *regs) if (user_mode(regs)) return; - if (regs->sp >= curbase + sizeof(struct thread_info) + - sizeof(struct pt_regs) + STACK_TOP_MARGIN && + if (regs->sp >= curbase + sizeof(struct pt_regs) + STACK_TOP_MARGIN && regs->sp <= curbase + THREAD_SIZE) return; |