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Date: Wed, 13 Feb 2019 03:22:30 +0800 From: xiang xiao <xiaoxiang781216@...il.com> To: Greg KH <gregkh@...uxfoundation.org> Cc: alexander.shishkin@...ux.intel.com, andriy.shevchenko@...ux.intel.com, linux-kernel@...r.kernel.org, Xiang Xiao <xiaoxiang@...omi.com> Subject: Re: [PATCH] lib/string: add memrchr function On Wed, Feb 13, 2019 at 3:15 AM Greg KH <gregkh@...uxfoundation.org> wrote: > > On Wed, Feb 13, 2019 at 03:09:19AM +0800, xiang xiao wrote: > > On Wed, Feb 13, 2019 at 2:34 AM Greg KH <gregkh@...uxfoundation.org> wrote: > > > > > > On Wed, Feb 13, 2019 at 02:06:49AM +0800, Xiang Xiao wrote: > > > > Here is the detailed description for memrchr: > > > > https://linux.die.net/man/3/memrchr > > > > > > Please put it in the changelog, as web pages move and go away :( > > > > Sure. > > > > > > > > > > > > > Signed-off-by: Xiang Xiao <xiaoxiang@...omi.com> > > > > --- > > > > include/linux/string.h | 1 + > > > > lib/string.c | 21 +++++++++++++++++++++ > > > > 2 files changed, 22 insertions(+) > > > > > > > > diff --git a/include/linux/string.h b/include/linux/string.h > > > > index 7927b87..f380f4b 100644 > > > > --- a/include/linux/string.h > > > > +++ b/include/linux/string.h > > > > @@ -167,6 +167,7 @@ static inline void memcpy_flushcache(void *dst, const void *src, size_t cnt) > > > > memcpy(dst, src, cnt); > > > > } > > > > #endif > > > > +void *memrchr(const void *s, int c, size_t n); > > > > > > Who is going to use this? > > > > This patch will use memrchr: > > https://github.com/thesofproject/linux/pull/177/commits/a0b7009fede5552dc98733f2996a8140bff62455 > > I am preparing to upstream it. > > Great, make it part of the patch series for your driver, no need to > submit it separately. > Ok, I will merge the depend patch into one series. > thanks, > > greg k-h
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