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-rw-r--r--Documentation/feature-removal-schedule.txt25
1 files changed, 12 insertions, 13 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index 498ff31f3aa1..5c8695a3d139 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -328,21 +328,20 @@ Who: Adrian Bunk <bunk@stusta.de>
328 328
329--------------------------- 329---------------------------
330 330
331What: libata.spindown_compat module parameter 331What: libata spindown skipping and warning
332When: Dec 2008 332When: Dec 2008
333Why: halt(8) synchronizes caches for and spins down libata disks 333Why: Some halt(8) implementations synchronize caches for and spin
334 because libata didn't use to spin down disk on system halt 334 down libata disks because libata didn't use to spin down disk on
335 (only synchronized caches). 335 system halt (only synchronized caches).
336 Spin down on system halt is now implemented and can be tested 336 Spin down on system halt is now implemented. sysfs node
337 using sysfs node /sys/class/scsi_disk/h:c:i:l/manage_start_stop. 337 /sys/class/scsi_disk/h:c:i:l/manage_start_stop is present if
338 spin down support is available.
338 Because issuing spin down command to an already spun down disk 339 Because issuing spin down command to an already spun down disk
339 makes some disks spin up just to spin down again, the old 340 makes some disks spin up just to spin down again, libata tracks
340 behavior needs to be maintained till userspace tool is updated 341 device spindown status to skip the extra spindown command and
341 to check the sysfs node and not to spin down disks with the 342 warn about it.
342 node set to one. 343 This is to give userspace tools the time to get updated and will
343 This module parameter is to give userspace tool the time to 344 be removed after userspace is reasonably updated.
344 get updated and should be removed after userspace is
345 reasonably updated.
346Who: Tejun Heo <htejun@gmail.com> 345Who: Tejun Heo <htejun@gmail.com>
347 346
348--------------------------- 347---------------------------