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(parent: c73bc70) | patch
blackfin: sync data in blackfin write buffer
authorSonic Zhang <sonic.zhang@analog.com>
Thu, 31 Jan 2013 08:34:53 +0000 (16:34 +0800)
committerBob Liu <lliubbo@gmail.com>
Wed, 20 Feb 2013 07:21:23 +0000 (15:21 +0800)
commit293be8de49a05ca510069e7ab2d5057c728dd155
tree4cc81c9edb1f327669f47cc4df6c15cf7fcf9f0ctree | snapshot
parentc73bc7026d7785fc627a8da7bbdd9d172001a59fcommit | diff
blackfin: sync data in blackfin write buffer

Sync data in blackfin write buffer to DRAM before return from
copy_to_user.
Otherwise, application may read wrong data from stat syscall occasionally.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
arch/blackfin/include/asm/uaccess.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git