Commit 65eb7182 authored by Chen Yucong's avatar Chen Yucong Committed by Linus Torvalds

hwpoison: remove unused global variable in do_machine_check()

Remove an unused global variable mce_entry and relative operations in
do_machine_check().
Signed-off-by: default avatarChen Yucong <slaoub@gmail.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent be976572
......@@ -176,8 +176,6 @@ int mce_available(struct cpuinfo_x86 *c);
DECLARE_PER_CPU(unsigned, mce_exception_count);
DECLARE_PER_CPU(unsigned, mce_poll_count);
extern atomic_t mce_entry;
typedef DECLARE_BITMAP(mce_banks_t, MAX_NR_BANKS);
DECLARE_PER_CPU(mce_banks_t, mce_poll_banks);
......
......@@ -60,8 +60,6 @@ static DEFINE_MUTEX(mce_chrdev_read_mutex);
#define SPINUNIT 100 /* 100ns */
atomic_t mce_entry;
DEFINE_PER_CPU(unsigned, mce_exception_count);
struct mce_bank *mce_banks __read_mostly;
......@@ -1040,8 +1038,6 @@ void do_machine_check(struct pt_regs *regs, long error_code)
DECLARE_BITMAP(valid_banks, MAX_NR_BANKS);
char *msg = "Unknown";
atomic_inc(&mce_entry);
this_cpu_inc(mce_exception_count);
if (!cfg->banks)
......@@ -1171,7 +1167,6 @@ void do_machine_check(struct pt_regs *regs, long error_code)
mce_report_event(regs);
mce_wrmsrl(MSR_IA32_MCG_STATUS, 0);
out:
atomic_dec(&mce_entry);
sync_core();
}
EXPORT_SYMBOL_GPL(do_machine_check);
......
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