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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-27 10:39:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-27 10:39:09 -0700 |
| commit | a8d706986c5ee65354d8ddd88fe2dadfd2184991 (patch) | |
| tree | 274e9e68933010e179673e35d635c4acef51eb56 /include | |
| parent | d0c15ad760c869f3d676b37c2989baa1566d31f1 (diff) | |
| parent | 7deb39ed8d9494ea541bcaa69b56036a94f79dc2 (diff) | |
Merge tag 'tty-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial fixes from Greg KH:
"Here are a few tty/serial fixes for 3.15-rc3 that resolve a number of
reported issues in the 8250 and samsung serial drivers, as well as a
character loss fix for the tty core that was caused by the lock
removal patches a release ago"
* tag 'tty-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
serial_core: fix uart PORT_UNKNOWN handling
serial: samsung: Change barrier() to cpu_relax() in console output
serial: samsung: don't check config for every character
serial: samsung: Use the passed in "port", fixing kgdb w/ no console
serial: 8250: Fix thread unsafe __dma_tx_complete function
8250_core: Fix unwanted TX chars write
tty: Fix race condition between __tty_buffer_request_room and flush_to_ldisc
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/tty.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h index 1c3316a47d7e..036cccd80d9f 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -61,6 +61,7 @@ struct tty_bufhead { struct tty_buffer *head; /* Queue head */ struct work_struct work; struct mutex lock; + spinlock_t flush_lock; atomic_t priority; struct tty_buffer sentinel; struct llist_head free; /* Free queue head */ |