On Sun, Aug 27, 2017 at 01:46:22PM +0200, Lukasz Majewski wrote: > According to fsync specification [1] some special files (e.g., a pipe, FIFO, > or socket) don't support synchronization and return either EROFS or EINVAL. > > On the linux side the sys_fsync -> do_fsync() checks if the requested file > has f_op->fsync defined. If not it returns EINVAL [2]. > > This commit prevents writing error messages for files (devices), which > do not support fsync(). > > [1] - http://man7.org/linux/man-pages/man2/fsync.2.html > [2] - http://elixir.free-electrons.com/linux/v4.13-rc6/source/fs/sync.c#L183 > > Signed-off-by: Lukasz Majewski <lu...@denx.de> > Acked-by: Michael Heimpold <m...@heimpold.de>
Applied to u-boot/master, thanks! -- Tom
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