A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 11:11:45 -04:00
Code Issues Projects Releases Packages Wiki Activity

bcache: pr_err: more meaningful error message when nr_stripes is invalid

Browse source 
The original error was thought to be corruption, but was actually caused by:
	make-bcache --data-offset N
where N was in bytes and should have been in sectors.  While userspace
tools should be updated to check --data-offset beyond end of volume,
hopefully this will help others that might not have noticed the units.

Signed-off-by: Eric Wheeler <[email protected]>
Cc: Kent Overstreet <[email protected]>
This commit is contained in:
Eric Wheeler 2016-08-18 20:15:26 -07:00
commit 90706094d5
1 changed files with 2 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
drivers/md/bcache/super.c
View file

@ -760,7 +760,8 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size,
if (!d->nr_stripes ||
d->nr_stripes > INT_MAX ||
d->nr_stripes > SIZE_MAX / sizeof(atomic_t)) {
pr_err("nr_stripes too large");
pr_err("nr_stripes too large or invalid: %u (start sector beyond end of disk?)",
(unsigned)d->nr_stripes);
return -ENOMEM;
}