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| author | Ingo Molnar <mingo@kernel.org> | 2025-05-13 10:39:22 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-05-13 10:39:22 +0200 |
| commit | 34be751998c1407a460efe3a20f9c4ddb8c82b9f (patch) | |
| tree | e6b55b0ee269828b0cb63c67039c094ef0f407dc /arch/x86/kernel/process.c | |
| parent | Merge branch 'x86/microcode' into x86/core, to merge dependent commits (diff) | |
| parent | x86/devmem: Remove duplicate range_is_allowed() definition (diff) | |
| download | linux-34be751998c1407a460efe3a20f9c4ddb8c82b9f.tar.gz linux-34be751998c1407a460efe3a20f9c4ddb8c82b9f.zip | |
Merge branch 'x86/mm' into x86/core, to resolve conflicts
Conflicts:
arch/x86/mm/numa.c
arch/x86/mm/pgtable.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/process.c')
| -rw-r--r-- | arch/x86/kernel/process.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 9e6180777565..1871e833ecc7 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -901,13 +901,10 @@ static __init bool prefer_mwait_c1_over_halt(void) static __cpuidle void mwait_idle(void) { if (!current_set_polling_and_test()) { - if (this_cpu_has(X86_BUG_CLFLUSH_MONITOR)) { - mb(); /* quirk */ - clflush((void *)¤t_thread_info()->flags); - mb(); /* quirk */ - } + const void *addr = ¤t_thread_info()->flags; - __monitor((void *)¤t_thread_info()->flags, 0, 0); + alternative_input("", "clflush (%[addr])", X86_BUG_CLFLUSH_MONITOR, [addr] "a" (addr)); + __monitor(addr, 0, 0); if (!need_resched()) { __sti_mwait(0, 0); raw_local_irq_disable(); |
