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| author | Jiri Olsa <jolsa@kernel.org> | 2018-03-12 14:45:41 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-03-13 06:56:07 +0100 |
| commit | cbd9d9f114f9e5931ba199f4450667656b892f32 (patch) | |
| tree | 5c18efa8c1785d38c51d8eba7b43b488ba1d016a /kernel | |
| parent | 33801b94741d6c3be9713c10aa627477216c21e2 (diff) | |
| download | op-kernel-dev-cbd9d9f114f9e5931ba199f4450667656b892f32.zip op-kernel-dev-cbd9d9f114f9e5931ba199f4450667656b892f32.tar.gz | |
hw_breakpoint: Pass bp_type directly as find_slot_idx() argument
Pass bp_type directly as a find_slot_idx() argument,
so we don't need to have whole event to get the
breakpoint slot type. It will be used in following
changes.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Hari Bathini <hbathini@linux.vnet.ibm.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Milind Chabbi <chabbi.milind@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Oleg Nesterov <onestero@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Link: http://lkml.kernel.org/r/20180312134548.31532-2-jolsa@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/events/hw_breakpoint.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index 3f8cb1e..395ca07 100644 --- a/kernel/events/hw_breakpoint.c +++ b/kernel/events/hw_breakpoint.c @@ -85,9 +85,9 @@ __weak int hw_breakpoint_weight(struct perf_event *bp) return 1; } -static inline enum bp_type_idx find_slot_idx(struct perf_event *bp) +static inline enum bp_type_idx find_slot_idx(u64 bp_type) { - if (bp->attr.bp_type & HW_BREAKPOINT_RW) + if (bp_type & HW_BREAKPOINT_RW) return TYPE_DATA; return TYPE_INST; @@ -122,7 +122,7 @@ static int task_bp_pinned(int cpu, struct perf_event *bp, enum bp_type_idx type) list_for_each_entry(iter, &bp_task_head, hw.bp_list) { if (iter->hw.target == tsk && - find_slot_idx(iter) == type && + find_slot_idx(iter->attr.bp_type) == type && (iter->cpu < 0 || cpu == iter->cpu)) count += hw_breakpoint_weight(iter); } @@ -292,7 +292,7 @@ static int __reserve_bp_slot(struct perf_event *bp) bp->attr.bp_type == HW_BREAKPOINT_INVALID) return -EINVAL; - type = find_slot_idx(bp); + type = find_slot_idx(bp->attr.bp_type); weight = hw_breakpoint_weight(bp); fetch_bp_busy_slots(&slots, bp, type); @@ -329,7 +329,7 @@ static void __release_bp_slot(struct perf_event *bp) enum bp_type_idx type; int weight; - type = find_slot_idx(bp); + type = find_slot_idx(bp->attr.bp_type); weight = hw_breakpoint_weight(bp); toggle_bp_slot(bp, false, type, weight); } |
