Messages in this thread | | | Date | Tue, 12 May 2020 08:50:23 +0200 | From | Krzysztof Kozlowski <> | Subject | Re: [PATCH] memory/samsung: reduce unnecessary mutex lock area |
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On Fri, May 08, 2020 at 06:13:38AM -0700, Bernard Zhao wrote: > Maybe dmc->df->lock is unnecessary to protect function > exynos5_dmc_perf_events_check(dmc). If we have to protect, > dmc->lock is more better and more effective. > Also, it seems not needed to protect "if (ret) & dev_warn" > branch. > > Signed-off-by: Bernard Zhao <bernard@vivo.com> > --- > drivers/memory/samsung/exynos5422-dmc.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-)
I checked the concurrent accesses and it looks correct.
Lukasz, any review from your side?
Best regards, Krzysztof
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