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authorThomas Gleixner <tglx@linutronix.de>2023-08-09 01:04:05 +0300
committerDave Hansen <dave.hansen@linux.intel.com>2023-08-09 21:58:28 +0300
commit13d779fd26afd6e0a7aec899ab8a0eea6620fee7 (patch)
tree3ccca3363349d733dce0feb34bdb18feaff3134c /arch/x86/kernel/apic/apic_noop.c
parentee513d9da315592c27daa3cf5ce9ec2747b2bacd (diff)
downloadlinux-13d779fd26afd6e0a7aec899ab8a0eea6620fee7.tar.xz
x86/apic: Allow apic::safe_wait_icr_idle() to be NULL
Remove tons of NOOP callbacks by making the invocation of safe_wait_icr_idle() conditional in the inline wrapper. Will be replaced by a static_call_cond() later. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Tested-by: Michael Kelley <mikelley@microsoft.com> Tested-by: Sohil Mehta <sohil.mehta@intel.com> Tested-by: Juergen Gross <jgross@suse.com> # Xen PV (dom0 and unpriv. guest)
Diffstat (limited to 'arch/x86/kernel/apic/apic_noop.c')
-rw-r--r--arch/x86/kernel/apic/apic_noop.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
index ef31a2e829f1..36c1e287ad05 100644
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -27,11 +27,6 @@ static int noop_wakeup_secondary_cpu(int apicid, unsigned long start_eip)
return -1;
}
-static u32 noop_safe_apic_wait_icr_idle(void)
-{
- return 0;
-}
-
static u64 noop_apic_icr_read(void)
{
return 0;
@@ -104,5 +99,4 @@ struct apic apic_noop __ro_after_init = {
.eoi_write = noop_apic_write,
.icr_read = noop_apic_icr_read,
.icr_write = noop_apic_icr_write,
- .safe_wait_icr_idle = noop_safe_apic_wait_icr_idle,
};