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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 14:55:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 14:55:09 -0700 |
| commit | b5684b83b1e1579bbbc80e703e990c0cccf5892c (patch) | |
| tree | 3f1b62b2320bce4d658d2ad0d4b77856499ac533 /drivers/ide/ide-disk.c | |
| parent | 1481b9109fe771ec8b035d7760f42e36d2bed5d4 (diff) | |
| parent | 1b8ebad87b459e2e1333fbf28005977245ff5402 (diff) | |
| download | linux-stable-b5684b83b1e1579bbbc80e703e990c0cccf5892c.tar.gz linux-stable-b5684b83b1e1579bbbc80e703e990c0cccf5892c.tar.bz2 linux-stable-b5684b83b1e1579bbbc80e703e990c0cccf5892c.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (76 commits)
ide: use proper printk() KERN_* levels in ide-probe.c
ide: fix for EATA SCSI HBA in ATA emulating mode
ide: remove stale comments from drivers/ide/Makefile
ide: enable local IRQs in all handlers for TASKFILE_NO_DATA data phase
ide-scsi: remove kmalloced struct request
ht6560b: remove old history
ht6560b: update email address
ide-cd: fix oops when using growisofs
gayle: release resources on ide_host_add() failure
palm_bk3710: add UltraDMA/100 support
ide: trivial sparse annotations
ide: ide-tape.c sparse annotations and unaligned access removal
ide: drop 'name' parameter from ->init_chipset method
ide: prefix messages from IDE PCI host drivers by driver name
it821x: remove DECLARE_ITE_DEV() macro
it8213: remove DECLARE_ITE_DEV() macro
ide: include PCI device name in messages from IDE PCI host drivers
ide: remove <asm/ide.h> for some archs
ide-generic: remove ide_default_{io_base,irq}() inlines (take 3)
ide-generic: is no longer needed on ppc32
...
Diffstat (limited to 'drivers/ide/ide-disk.c')
| -rw-r--r-- | drivers/ide/ide-disk.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index df5fe5756871..28d85b410f7c 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -56,23 +56,29 @@ static DEFINE_MUTEX(idedisk_ref_mutex); #define ide_disk_g(disk) \ container_of((disk)->private_data, struct ide_disk_obj, driver) +static void ide_disk_release(struct kref *); + static struct ide_disk_obj *ide_disk_get(struct gendisk *disk) { struct ide_disk_obj *idkp = NULL; mutex_lock(&idedisk_ref_mutex); idkp = ide_disk_g(disk); - if (idkp) + if (idkp) { kref_get(&idkp->kref); + if (ide_device_get(idkp->drive)) { + kref_put(&idkp->kref, ide_disk_release); + idkp = NULL; + } + } mutex_unlock(&idedisk_ref_mutex); return idkp; } -static void ide_disk_release(struct kref *); - static void ide_disk_put(struct ide_disk_obj *idkp) { mutex_lock(&idedisk_ref_mutex); + ide_device_put(idkp->drive); kref_put(&idkp->kref, ide_disk_release); mutex_unlock(&idedisk_ref_mutex); } |