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| author | Peter Zijlstra <peterz@infradead.org> | 2014-03-17 18:06:10 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-04-18 14:20:48 +0200 |
| commit | 4e857c58efeb99393cba5a5d0d8ec7117183137c (patch) | |
| tree | 3f6fd464e4fddb2fe90374c075c9d06603cf8bbc /drivers/tty | |
| parent | 1b15611e1c30b37abe393d411c316cd659920bf5 (diff) | |
| download | linux-4e857c58efeb99393cba5a5d0d8ec7117183137c.tar.gz linux-4e857c58efeb99393cba5a5d0d8ec7117183137c.tar.bz2 linux-4e857c58efeb99393cba5a5d0d8ec7117183137c.zip | |
arch: Mass conversion of smp_mb__*()
Mostly scripted conversion of the smp_mb__* barriers.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-55dhyhocezdw1dg7u19hmh1u@git.kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-arch@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/n_tty.c | 2 | ||||
| -rw-r--r-- | drivers/tty/serial/mxs-auart.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 41fe8a047d37..746ae80b972f 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2041,7 +2041,7 @@ static int canon_copy_from_read_buf(struct tty_struct *tty, if (found) clear_bit(eol, ldata->read_flags); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); ldata->read_tail += c; if (found) { diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index aa97fd845b4d..4b5b3c2fe328 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -200,7 +200,7 @@ static void dma_tx_callback(void *param) /* clear the bit used to serialize the DMA tx. */ clear_bit(MXS_AUART_DMA_TX_SYNC, &s->flags); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); /* wake up the possible processes. */ if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) @@ -275,7 +275,7 @@ static void mxs_auart_tx_chars(struct mxs_auart_port *s) mxs_auart_dma_tx(s, i); } else { clear_bit(MXS_AUART_DMA_TX_SYNC, &s->flags); - smp_mb__after_clear_bit(); + smp_mb__after_atomic(); } return; } |