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| author | Thomas Gleixner <tglx@linutronix.de> | 2020-07-23 00:00:05 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-07-24 15:04:59 +0200 |
| commit | 167fd210ec0555d371a20435dac7c2c7052df7ed (patch) | |
| tree | 49d6ed8cc7f5f6626399ef7c9d796b934a433111 /arch/x86/kernel/signal.c | |
| parent | 27d6b4d14f5c3ab21c4aef87dd04055a2d7adf14 (diff) | |
| download | lwn-167fd210ec0555d371a20435dac7c2c7052df7ed.tar.gz lwn-167fd210ec0555d371a20435dac7c2c7052df7ed.zip | |
x86/entry: Use generic syscall exit functionality
Replace the x86 variant with the generic version. Provide the relevant
architecture specific helper functions and defines.
Use a temporary define for idtentry_exit_user which will be cleaned up
seperately.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Kees Cook <keescook@chromium.org>
Link: https://lkml.kernel.org/r/20200722220520.494648601@linutronix.de
Diffstat (limited to 'arch/x86/kernel/signal.c')
| -rw-r--r-- | arch/x86/kernel/signal.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 399f97abee02..d5fa494c2304 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -25,6 +25,7 @@ #include <linux/user-return-notifier.h> #include <linux/uprobes.h> #include <linux/context_tracking.h> +#include <linux/entry-common.h> #include <linux/syscalls.h> #include <asm/processor.h> @@ -803,7 +804,7 @@ static inline unsigned long get_nr_restart_syscall(const struct pt_regs *regs) * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -void do_signal(struct pt_regs *regs) +void arch_do_signal(struct pt_regs *regs) { struct ksignal ksig; |