- add hook in ide-taskfile:ide_cmd_ioctl() to call the new
function ide_write_cache().
drivers/ide/ide-taskfile.c | 10 ++++++++++
1 files changed, 10 insertions(+)
diff -X /home/dwm/lib/ide-excludes -Nwupar
lk-2.6.11-rc2-bk5.a/drivers/ide/ide-taskfile.c
lk-2.6.11-rc2-bk5.b/drivers/ide/ide-taskfile.c
--- lk-2.6.11-rc2-bk5.a/drivers/ide/ide-taskfile.c 2005-01-26
13:19:34.000000000 -0600
+++ lk-2.6.11-rc2-bk5.b/drivers/ide/ide-taskfile.c 2005-01-28
11:19:55.907361320 -0600
@@ -698,6 +698,16 @@ int ide_cmd_ioctl (ide_drive_t *drive, u
if (copy_from_user(args, (void __user *)arg, 4))
return -EFAULT;
+ if ((args[0] == WIN_SETFEATURES) &&
+ ((args[2] == SETFEATURES_EN_WCACHE) ||
+ (args[2] == SETFEATURES_DIS_WCACHE))) {
+ /*
+ * Call the handler to support settings in the block layer.
+ */
+ err = ide_write_cache (drive, (args[2] ==
SETFEATURES_EN_WCACHE));
+ return err;
+ }
+
memset(&tfargs, 0, sizeof(ide_task_t));
tfargs.tfRegister[IDE_FEATURE_OFFSET] = args[2];
tfargs.tfRegister[IDE_NSECTOR_OFFSET] = args[3];
-
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