AcoSail/kernel_optimize_test
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ide: remove ->nice0 and ->nice2 fields from ide_drive_t

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* ->nice0 and ->nice2 ide_drive_t fields are always zero so remove them.

* IDE_NICE_0 and IDE_NICE_2 defines from <linux/hdreg.h> are no longer
  used by any kernel code so cover them with #ifndef/#endif __KERNEL__.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-02-02 19:56:45 +01:00
parent b034304a28
commit 92b83c8f32
3 changed files with 4 additions and 7 deletions
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5
drivers/ide/ide.c
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@ -1035,11 +1035,8 @@ int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device
case HDIO_GET_NICE:
return put_user(drive->dsc_overlap << IDE_NICE_DSC_OVERLAP |
drive->atapi_overlap << IDE_NICE_ATAPI_OVERLAP |
drive->nice0 << IDE_NICE_0 |
drive->nice1 << IDE_NICE_1 |
drive->nice2 << IDE_NICE_2,
drive->nice1 << IDE_NICE_1,
(long __user *) arg);
#ifdef CONFIG_IDE_TASK_IOCTL
case HDIO_DRIVE_TASKFILE:
if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))

4
include/linux/hdreg.h
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@ -706,8 +706,10 @@ struct hd_driveid {
*/
#define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */
#define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */
#define IDE_NICE_0 (2) /* when sure that it won't affect us */
#define IDE_NICE_1 (3) /* when probably won't affect us much */
#ifndef __KERNEL__
#define IDE_NICE_0 (2) /* when sure that it won't affect us */
#define IDE_NICE_2 (4) /* when we know it's on our expense */
#endif
#endif /* _LINUX_HDREG_H */

2
include/linux/ide.h
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@ -407,8 +407,6 @@ typedef struct ide_drive_s {
unsigned no_unmask : 1; /* disallow setting unmask bit */
unsigned no_io_32bit : 1; /* disallow enabling 32bit I/O */
unsigned atapi_overlap : 1; /* ATAPI overlap (not supported) */
unsigned nice0 : 1; /* give obvious excess bandwidth */
unsigned nice2 : 1; /* give a share in our own bandwidth */
unsigned doorlocking : 1; /* for removable only: door lock/unlock works */
unsigned nodma : 1; /* disallow DMA */
unsigned autotune : 2; /* 0=default, 1=autotune, 2=noautotune */