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arm64: debug: Remove meaningless comment

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The comment next to the definition of our 'break_hook' list head is
at best wrong but mainly just meaningless. Rip it out.

Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Will Deacon 2019-02-25 13:22:17 +00:00
parent 5a9132add8
commit cb764a69fa
1 changed files with 0 additions and 5 deletions
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5
arch/arm64/kernel/debug-monitors.c
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@ -264,11 +264,6 @@ static int single_step_handler(unsigned long unused, unsigned int esr,
}
NOKPROBE_SYMBOL(single_step_handler);
/*
* Breakpoint handler is re-entrant as another breakpoint can
* hit within breakpoint handler, especically in kprobes.
* Use reader/writer locks instead of plain spinlock.
*/
static LIST_HEAD(break_hook);
static DEFINE_SPINLOCK(break_hook_lock);