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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-10 15:03:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-10 15:03:42 -0700 |
| commit | fc385c313275b114bc6ad36e60c5177d63250548 (patch) | |
| tree | 3436184ec3af11e6506df5233889700a74427055 /drivers/char/selection.c | |
| parent | a92b166e6b8c3c0037493690b2800b0b0dd92063 (diff) | |
| parent | 235dae5d094c415fcf0fc79fa637f1901bc8afe2 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6: (68 commits)
U6715 16550A serial driver support
Char: nozomi, set tty->driver_data appropriately
Char: nozomi, fix tty->count counting
serial: max3107: Fix gpiolib support
hsu: call PCI pm hooks in suspend/resume function
hsu: some code cleanup
hsu: add a periodic timer to check dma rx channel
hsu: driver for Medfield High Speed UART device
mxser: remove unnesesary NULL check
serial: add support for OX16PCI958 card
serial: 68328serial.c: remove dead (ALMA_ANS | DRAGONIXVZ | M68EZ328ADS)
timbuart: use __devinit and __devexit macros for probe and remove
serial: MMIO32 support for 8250_early.c
serial: mcf: don't take spinlocks in already protected functions
serial: general fixes in the serial_rs485 structure
serial: fix missing bit coverage of ASYNC_FLAGS
serial: "altera_uart: simplify altera_uart_console_putc()" checkpatch fixes
serial: crisv10: formatting of pointers in printk()
vt: Fix warning: statement with no effect due to vt_kern.h
tty_io: remove casts from void*
...
Diffstat (limited to 'drivers/char/selection.c')
| -rw-r--r-- | drivers/char/selection.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/char/selection.c b/drivers/char/selection.c index f97b9e84806..ebae344ce91 100644 --- a/drivers/char/selection.c +++ b/drivers/char/selection.c @@ -26,6 +26,7 @@ #include <linux/selection.h> #include <linux/tiocl.h> #include <linux/console.h> +#include <linux/smp_lock.h> /* Don't take this from <ctype.h>: 011-015 on the screen aren't spaces */ #define isspace(c) ((c) == ' ') @@ -312,12 +313,20 @@ int paste_selection(struct tty_struct *tty) struct tty_ldisc *ld; DECLARE_WAITQUEUE(wait, current); + /* always called with BTM from vt_ioctl */ + WARN_ON(!tty_locked()); + acquire_console_sem(); poke_blanked_console(); release_console_sem(); - ld = tty_ldisc_ref_wait(tty); - + ld = tty_ldisc_ref(tty); + if (!ld) { + tty_unlock(); + ld = tty_ldisc_ref_wait(tty); + tty_lock(); + } + add_wait_queue(&vc->paste_wait, &wait); while (sel_buffer && sel_buffer_lth > pasted) { set_current_state(TASK_INTERRUPTIBLE); |