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| author | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-01-10 21:20:36 +0100 |
|---|---|---|
| committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-03-31 17:02:19 +0200 |
| commit | 7fe908dd11e0c947bb72baa5b001d7abe5a420d5 (patch) | |
| tree | dbd6db7a79476aee256a453f33bbe08c6b3a0cc1 /drivers/pcmcia/pcmcia_ioctl.c | |
| parent | [PATCH] pcmcia: remove unused defines (diff) | |
| download | linux-7fe908dd11e0c947bb72baa5b001d7abe5a420d5.tar.xz linux-7fe908dd11e0c947bb72baa5b001d7abe5a420d5.zip | |
[PATCH] pcmcia: use mutexes instead of semaphores
Use mutexes in the PCMICA core, as they suffice for what needs to be done.
Includes a bugfix from and Signed-off-by Andrew Morton.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia/pcmcia_ioctl.c')
| -rw-r--r-- | drivers/pcmcia/pcmcia_ioctl.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 56b625d171ae..8eceba739102 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -269,9 +269,9 @@ rescan: /* * Prevent this racing with a card insertion. */ - down(&s->skt_sem); + mutex_lock(&s->skt_mutex); bus_rescan_devices(&pcmcia_bus_type); - up(&s->skt_sem); + mutex_unlock(&s->skt_mutex); /* check whether the driver indeed matched. I don't care if this * is racy or not, because it can only happen on cardmgr access @@ -606,9 +606,9 @@ static int ds_ioctl(struct inode * inode, struct file * file, } break; case DS_GET_FIRST_TUPLE: - down(&s->skt_sem); + mutex_lock(&s->skt_mutex); pcmcia_validate_mem(s); - up(&s->skt_sem); + mutex_unlock(&s->skt_mutex); ret = pccard_get_first_tuple(s, BIND_FN_ALL, &buf->tuple); break; case DS_GET_NEXT_TUPLE: @@ -637,9 +637,9 @@ static int ds_ioctl(struct inode * inode, struct file * file, } break; case DS_VALIDATE_CIS: - down(&s->skt_sem); + mutex_lock(&s->skt_mutex); pcmcia_validate_mem(s); - up(&s->skt_sem); + mutex_unlock(&s->skt_mutex); ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo); break; case DS_SUSPEND_CARD: |