1*29589343SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0 */ 2*29589343SThomas Gleixner #ifndef _ASM_GENERIC_THREAD_INFO_TIF_H_ 3*29589343SThomas Gleixner #define _ASM_GENERIC_THREAD_INFO_TIF_H_ 4*29589343SThomas Gleixner 5*29589343SThomas Gleixner #include <vdso/bits.h> 6*29589343SThomas Gleixner 7*29589343SThomas Gleixner /* Bits 16-31 are reserved for architecture specific purposes */ 8*29589343SThomas Gleixner 9*29589343SThomas Gleixner #define TIF_NOTIFY_RESUME 0 // callback before returning to user 10*29589343SThomas Gleixner #define _TIF_NOTIFY_RESUME BIT(TIF_NOTIFY_RESUME) 11*29589343SThomas Gleixner 12*29589343SThomas Gleixner #define TIF_SIGPENDING 1 // signal pending 13*29589343SThomas Gleixner #define _TIF_SIGPENDING BIT(TIF_SIGPENDING) 14*29589343SThomas Gleixner 15*29589343SThomas Gleixner #define TIF_NOTIFY_SIGNAL 2 // signal notifications exist 16*29589343SThomas Gleixner #define _TIF_NOTIFY_SIGNAL BIT(TIF_NOTIFY_SIGNAL) 17*29589343SThomas Gleixner 18*29589343SThomas Gleixner #define TIF_MEMDIE 3 // is terminating due to OOM killer 19*29589343SThomas Gleixner #define _TIF_MEMDIE BIT(TIF_MEMDIE) 20*29589343SThomas Gleixner 21*29589343SThomas Gleixner #define TIF_NEED_RESCHED 4 // rescheduling necessary 22*29589343SThomas Gleixner #define _TIF_NEED_RESCHED BIT(TIF_NEED_RESCHED) 23*29589343SThomas Gleixner 24*29589343SThomas Gleixner #ifdef HAVE_TIF_NEED_RESCHED_LAZY 25*29589343SThomas Gleixner # define TIF_NEED_RESCHED_LAZY 5 // Lazy rescheduling needed 26*29589343SThomas Gleixner # define _TIF_NEED_RESCHED_LAZY BIT(TIF_NEED_RESCHED_LAZY) 27*29589343SThomas Gleixner #endif 28*29589343SThomas Gleixner 29*29589343SThomas Gleixner #ifdef HAVE_TIF_POLLING_NRFLAG 30*29589343SThomas Gleixner # define TIF_POLLING_NRFLAG 6 // idle is polling for TIF_NEED_RESCHED 31*29589343SThomas Gleixner # define _TIF_POLLING_NRFLAG BIT(TIF_POLLING_NRFLAG) 32*29589343SThomas Gleixner #endif 33*29589343SThomas Gleixner 34*29589343SThomas Gleixner #define TIF_USER_RETURN_NOTIFY 7 // notify kernel of userspace return 35*29589343SThomas Gleixner #define _TIF_USER_RETURN_NOTIFY BIT(TIF_USER_RETURN_NOTIFY) 36*29589343SThomas Gleixner 37*29589343SThomas Gleixner #define TIF_UPROBE 8 // breakpointed or singlestepping 38*29589343SThomas Gleixner #define _TIF_UPROBE BIT(TIF_UPROBE) 39*29589343SThomas Gleixner 40*29589343SThomas Gleixner #define TIF_PATCH_PENDING 9 // pending live patching update 41*29589343SThomas Gleixner #define _TIF_PATCH_PENDING BIT(TIF_PATCH_PENDING) 42*29589343SThomas Gleixner 43*29589343SThomas Gleixner #ifdef HAVE_TIF_RESTORE_SIGMASK 44*29589343SThomas Gleixner # define TIF_RESTORE_SIGMASK 10 // Restore signal mask in do_signal() */ 45*29589343SThomas Gleixner # define _TIF_RESTORE_SIGMASK BIT(TIF_RESTORE_SIGMASK) 46*29589343SThomas Gleixner #endif 47*29589343SThomas Gleixner 48*29589343SThomas Gleixner #endif /* _ASM_GENERIC_THREAD_INFO_TIF_H_ */ 49