diff options
| author | Tiwei Bie <tiwei.btw@antgroup.com> | 2025-10-27 08:18:09 +0800 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2025-10-27 16:41:15 +0100 |
| commit | 9e5a9f1c9b336871c8e76c1cefd85182c5b58541 (patch) | |
| tree | 7c8716d150f8ed5cfd146ba318d3e2b1bdcb78ee /arch/um/include/asm | |
| parent | 6aaf00d14e6c80f4664932d261be7a03834f558b (diff) | |
um: Turn signals_* into thread-local variables
Turn signals_enabled, signals_pending and signals_active into
thread-local variables. This enables us to control and track
signals independently on each CPU thread. This is a preparation
for adding SMP support.
Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com>
Link: https://patch.msgid.link/20251027001815.1666872-3-tiwei.bie@linux.dev
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'arch/um/include/asm')
| -rw-r--r-- | arch/um/include/asm/irqflags.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/um/include/asm/irqflags.h b/arch/um/include/asm/irqflags.h index 1e69ef5bc35e..31e49e0894c5 100644 --- a/arch/um/include/asm/irqflags.h +++ b/arch/um/include/asm/irqflags.h @@ -2,7 +2,7 @@ #ifndef __UM_IRQFLAGS_H #define __UM_IRQFLAGS_H -extern int signals_enabled; +int um_get_signals(void); int um_set_signals(int enable); void block_signals(void); void unblock_signals(void); @@ -10,7 +10,7 @@ void unblock_signals(void); #define arch_local_save_flags arch_local_save_flags static inline unsigned long arch_local_save_flags(void) { - return signals_enabled; + return um_get_signals(); } #define arch_local_irq_restore arch_local_irq_restore |