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Date: Thu, 26 Sep 2013 08:50:25 +0800 From: Chen Gang <gang.chen@...anux.com> To: Chris Metcalf <cmetcalf@...era.com> CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] tile: include: asm: use 'long long' instead of 'u64' for atomic64_t and its related functions On 09/26/2013 03:26 AM, Chris Metcalf wrote: > On 9/25/2013 12:14 AM, Chen Gang wrote: >> atomic* value is signed value, and atomic* functions need also process >> signed value (parameter value, and return value), so use 'long long' >> instead of 'u64'. >> >> After replacement, it will also fix a bug for atomic64_add_negative(): >> "u64 is never less than 0". >> >> The modifications are: >> >> in vim, use "1,% s/\<u64\>/long long/g" command. >> remove redundant '__aligned(8)' and a type case '(u64 *)'. >> be sure of 80 (and macro '\') columns limitation after replacement. >> >> >> Signed-off-by: Chen Gang <gang.chen@...anux.com> >> --- >> arch/tile/include/asm/atomic.h | 5 +++-- >> arch/tile/include/asm/atomic_32.h | 27 +++++++++++++++------------ >> arch/tile/include/asm/cmpxchg.h | 28 +++++++++++++++++----------- >> arch/tile/lib/atomic_32.c | 8 ++++---- >> 4 files changed, 39 insertions(+), 29 deletions(-) > > Thanks! Taken into the tile tree for 3.12. > Thank you too. -- Chen Gang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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