diff options
| author | Tejun Heo <htejun@gmail.com> | 2008-03-27 19:14:25 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-04-17 15:44:20 -0400 |
| commit | d8b81b8008a0f131e01bb6eb5c681c900c327e2b (patch) | |
| tree | 3f6ef48e0787fc952f3f58e7a2991d7eab82fbf7 | |
| parent | 03faab7827e4e45823fd27c47b84c133e20a0cd0 (diff) | |
| download | lwn-d8b81b8008a0f131e01bb6eb5c681c900c327e2b.tar.gz lwn-d8b81b8008a0f131e01bb6eb5c681c900c327e2b.zip | |
libata: kill unused ata_flush_cache()
ata_flush_code() hasn't been in use for quite some time now. Kill it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/ata/libata-core.c | 26 | ||||
| -rw-r--r-- | drivers/ata/libata.h | 1 |
2 files changed, 0 insertions, 27 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 4d78f5debb6c..fa205d7c5bea 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4800,32 +4800,6 @@ int ata_link_offline(struct ata_link *link) return 0; } -int ata_flush_cache(struct ata_device *dev) -{ - unsigned int err_mask; - u8 cmd; - - if (!ata_try_flush_cache(dev)) - return 0; - - if (dev->flags & ATA_DFLAG_FLUSH_EXT) - cmd = ATA_CMD_FLUSH_EXT; - else - cmd = ATA_CMD_FLUSH; - - /* This is wrong. On a failed flush we get back the LBA of the lost - sector and we should (assuming it wasn't aborted as unknown) issue - a further flush command to continue the writeback until it - does not error */ - err_mask = ata_do_simple_cmd(dev, cmd); - if (err_mask) { - ata_dev_printk(dev, KERN_ERR, "failed to flush cache\n"); - return -EIO; - } - - return 0; -} - #ifdef CONFIG_PM static int ata_host_request_pm(struct ata_host *host, pm_message_t mesg, unsigned int action, unsigned int ehi_flags, diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 5e8d0359bccb..11b5f67a19d4 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -96,7 +96,6 @@ extern void ata_qc_issue(struct ata_queued_cmd *qc); extern void __ata_qc_complete(struct ata_queued_cmd *qc); extern int ata_check_atapi_dma(struct ata_queued_cmd *qc); extern void swap_buf_le16(u16 *buf, unsigned int buf_words); -extern int ata_flush_cache(struct ata_device *dev); extern void ata_dev_init(struct ata_device *dev); extern void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp); extern int sata_link_init_spd(struct ata_link *link); |