lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ide: add ide_[un]lock_hwgroup() helpers

Browse Source 
Add ide_[un]lock_hwgroup() inline helpers for obtaining exclusive
access to the given hwgroup and update the core code accordingly.

[ This change besides making code saner results in more efficient
  use of ide_{get,release}_lock(). ]

Cc: Michael Schmitz <schmitz@biophys.uni-duesseldorf.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Elias Oltmanns <eo@nebensachen.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-01-02 16:12:50 +01:00
parent b2cfb05a70
commit 631de3708d
3 changed files with 32 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/ide/ide-park.c
View File

@ -22,7 +22,7 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
if (reset_timer && hwgroup->sleeping &&
del_timer(&hwgroup->timer)) {
hwgroup->sleeping = 0;
hwgroup->busy = 0;
ide_unlock_hwgroup(hwgroup);
blk_start_queueing(q);
}
spin_unlock_irq(&hwgroup->lock);