diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2023-08-08 15:04:06 -0700 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2023-08-09 11:58:29 -0700 |
| commit | e7b6a023d2c90fcd540a29bbf5bd4e1b816e613c (patch) | |
| tree | 63fe2d238f30b62e6b6b1b24437e91ae917f2086 /arch/x86/kernel/apic/apic.c | |
| parent | 13d779fd26afd6e0a7aec899ab8a0eea6620fee7 (diff) | |
x86/apic: Move safe wait_icr_idle() next to apic_mem_wait_icr_idle()
Move it next to apic_mem_wait_icr_idle(), rename it so that it's clear what
it does and rewrite it in readable form.
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.c')
| -rw-r--r-- | arch/x86/kernel/apic/apic.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index ab26a616f710..80a31f22a7cb 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -240,23 +240,6 @@ static void __init apic_disable(void) apic = &apic_noop; } -u32 native_safe_apic_wait_icr_idle(void) -{ - u32 send_status; - int timeout; - - timeout = 0; - do { - send_status = apic_read(APIC_ICR) & APIC_ICR_BUSY; - if (!send_status) - break; - inc_irq_stat(icr_read_retry_count); - udelay(100); - } while (timeout++ < 1000); - - return send_status; -} - void native_apic_icr_write(u32 low, u32 id) { unsigned long flags; |