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author | Jiri Kosina <jkosina@suse.cz> | 2010-06-16 18:08:13 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-06-16 18:08:13 +0200 |
commit | f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b (patch) | |
tree | c2c130a74be25b0b2dff992e1a195e2728bdaadd /drivers/scsi/sd.c | |
parent | fd0961ff67727482bb20ca7e8ea97b83e9de2ddb (diff) | |
parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) | |
download | kernel_samsung_smdk4412-f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b.zip kernel_samsung_smdk4412-f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b.tar.gz kernel_samsung_smdk4412-f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b.tar.bz2 |
Merge branch 'master' into for-next
Diffstat (limited to 'drivers/scsi/sd.c')
-rw-r--r-- | drivers/scsi/sd.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 829cc37..8802e48 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -97,6 +97,7 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC); #endif static int sd_revalidate_disk(struct gendisk *); +static void sd_unlock_native_capacity(struct gendisk *disk); static int sd_probe(struct device *); static int sd_remove(struct device *); static void sd_shutdown(struct device *); @@ -1101,6 +1102,7 @@ static const struct block_device_operations sd_fops = { #endif .media_changed = sd_media_changed, .revalidate_disk = sd_revalidate_disk, + .unlock_native_capacity = sd_unlock_native_capacity, }; static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd) @@ -2121,6 +2123,26 @@ static int sd_revalidate_disk(struct gendisk *disk) } /** + * sd_unlock_native_capacity - unlock native capacity + * @disk: struct gendisk to set capacity for + * + * Block layer calls this function if it detects that partitions + * on @disk reach beyond the end of the device. If the SCSI host + * implements ->unlock_native_capacity() method, it's invoked to + * give it a chance to adjust the device capacity. + * + * CONTEXT: + * Defined by block layer. Might sleep. + */ +static void sd_unlock_native_capacity(struct gendisk *disk) +{ + struct scsi_device *sdev = scsi_disk(disk)->device; + + if (sdev->host->hostt->unlock_native_capacity) + sdev->host->hostt->unlock_native_capacity(sdev); +} + +/** * sd_format_disk_name - format disk name * @prefix: name prefix - ie. "sd" for SCSI disks * @index: index of the disk to format name for |