From: Jens Axboe Date: Mon, 26 Oct 2020 20:32:29 +0000 (-0600) Subject: x86: Wire up TIF_NOTIFY_SIGNAL X-Git-Tag: v5.15~2165^2~28^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c8d5ed67936fddbe2ae845fc80397718006322d7;p=platform%2Fkernel%2Flinux-starfive.git x86: Wire up TIF_NOTIFY_SIGNAL The generic entry code has support for TIF_NOTIFY_SIGNAL already. Just provide the TIF bit. [ tglx: Adopted to other TIF changes in x86 ] Signed-off-by: Jens Axboe Signed-off-by: Thomas Gleixner Link: https://lore.kernel.org/r/20201026203230.386348-4-axboe@kernel.dk --- diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index a12b964..06a1710 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -91,6 +91,7 @@ struct thread_info { #define TIF_NEED_FPU_LOAD 14 /* load FPU on return to userspace */ #define TIF_NOCPUID 15 /* CPUID is not accessible in userland */ #define TIF_NOTSC 16 /* TSC is not accessible in userland */ +#define TIF_NOTIFY_SIGNAL 17 /* signal notifications exist */ #define TIF_SLD 18 /* Restore split lock detection on context switch */ #define TIF_MEMDIE 20 /* is terminating due to OOM killer */ #define TIF_POLLING_NRFLAG 21 /* idle is polling for TIF_NEED_RESCHED */ @@ -118,6 +119,7 @@ struct thread_info { #define _TIF_NEED_FPU_LOAD (1 << TIF_NEED_FPU_LOAD) #define _TIF_NOCPUID (1 << TIF_NOCPUID) #define _TIF_NOTSC (1 << TIF_NOTSC) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) #define _TIF_SLD (1 << TIF_SLD) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_IO_BITMAP (1 << TIF_IO_BITMAP)