xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ide: take ide_lock for prefetch disable/enable in do_special()

Browse Source 
Take ide_lock for prefetch disable/enable in do_special(),
then cleanup cmd640 and ht6560b host drivers.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2007-10-20 00:32:36 +02:00
parent 69e88d2a75
commit d393aa0326
3 changed files with 14 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/ide/legacy/ht6560b.c
View File

@@ -286,12 +286,7 @@ static void ht6560b_set_pio_mode(ide_drive_t *drive, const u8 pio)
switch (pio) {
case 8: /* set prefetch off */
case 9: /* set prefetch on */
/*
* take ide_lock for drive->[no_]unmask
*/
spin_lock_irqsave(&ide_lock, flags);
ht_set_prefetch(drive, pio & 1);
spin_unlock_irqrestore(&ide_lock, flags);
return;
}