diff options
author | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-11 14:36:25 +0100 |
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committer | David Woodhouse <David.Woodhouse@intel.com> | 2008-07-11 14:36:25 +0100 |
commit | a8931ef380c92d121ae74ecfb03b2d63f72eea6f (patch) | |
tree | 980fb6b019e11e6cb1ece55b7faff184721a8053 /drivers/ide/ide.c | |
parent | 90574d0a4d4b73308ae54a2a57a4f3f1fa98e984 (diff) | |
parent | e5a5816f7875207cb0a0a7032e39a4686c5e10a4 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/ide/ide.c')
-rw-r--r-- | drivers/ide/ide.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index c758dcb13b1..300431d080a 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -315,13 +315,14 @@ void ide_unregister(ide_hwif_t *hwif) BUG_ON(in_interrupt()); BUG_ON(irqs_disabled()); + mutex_lock(&ide_cfg_mtx); - spin_lock_irq(&ide_lock); - if (!hwif->present) - goto abort; - __ide_port_unregister_devices(hwif); - hwif->present = 0; + spin_lock_irq(&ide_lock); + if (hwif->present) { + __ide_port_unregister_devices(hwif); + hwif->present = 0; + } spin_unlock_irq(&ide_lock); ide_proc_unregister_port(hwif); @@ -351,16 +352,15 @@ void ide_unregister(ide_hwif_t *hwif) blk_unregister_region(MKDEV(hwif->major, 0), MAX_DRIVES<<PARTN_BITS); kfree(hwif->sg_table); unregister_blkdev(hwif->major, hwif->name); - spin_lock_irq(&ide_lock); if (hwif->dma_base) ide_release_dma_engine(hwif); + spin_lock_irq(&ide_lock); /* restore hwif data to pristine status */ ide_init_port_data(hwif, hwif->index); - -abort: spin_unlock_irq(&ide_lock); + mutex_unlock(&ide_cfg_mtx); } @@ -1094,13 +1094,6 @@ struct bus_type ide_bus_type = { EXPORT_SYMBOL_GPL(ide_bus_type); -static void ide_port_class_release(struct device *portdev) -{ - ide_hwif_t *hwif = dev_get_drvdata(portdev); - - put_device(&hwif->gendev); -} - int ide_vlb_clk; EXPORT_SYMBOL_GPL(ide_vlb_clk); @@ -1305,7 +1298,6 @@ static int __init ide_init(void) ret = PTR_ERR(ide_port_class); goto out_port_class; } - ide_port_class->dev_release = ide_port_class_release; init_ide_data(); |