David Howells wrote: > From: Zilin Guan <[email protected]> > > The function netfs_unbuffered_write_iter_locked() in > fs/netfs/direct_write.c contains an unnecessary smp_rmb() call after > wait_on_bit(). Since wait_on_bit() already incorporates a memory barrier > that ensures the flag update is visible before the function returns, the > smp_rmb() provides no additional benefit and incurs unnecessary overhead. > > This patch removes the redundant barrier to simplify and optimize the code. > > Signed-off-by: Zilin Guan <[email protected]> > Signed-off-by: David Howells <[email protected]> > cc: Akira Yokosawa <[email protected]>
Reviewed-by: Akira Yokosawa <[email protected]> > cc: Jeff Layton <[email protected]> > cc: [email protected] > cc: [email protected] > Link: https://lore.kernel.org/r/[email protected]/ > --- > fs/netfs/direct_write.c | 1 - > 1 file changed, 1 deletion(-) >
