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authorIngo Molnar <mingo@kernel.org>2014-06-12 15:46:25 +0400
committerIngo Molnar <mingo@kernel.org>2014-06-12 15:46:37 +0400
commit535560d841b2d54f31280e05e9c6ffd19da0c4e7 (patch)
tree5320502c072284813f3d3d42412bd73e26130863 /drivers/tty
parentf602d0632755be4f7eddfdd6c0af13216790177b (diff)
parent3cf2f34e1a3d4d5ff209d087925cf950e52f4805 (diff)
downloadlinux-535560d841b2d54f31280e05e9c6ffd19da0c4e7.tar.xz
Merge commit '3cf2f34' into sched/core, to fix build error
Fix this dependency on the locking tree's smp_mb*() API changes: kernel/sched/idle.c:247:3: error: implicit declaration of function ‘smp_mb__after_atomic’ [-Werror=implicit-function-declaration] Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/n_tty.c2
-rw-r--r--drivers/tty/serial/mxs-auart.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index fe9d129c8735..f95569dedc88 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;
}