tree b513221beae092b1c0a90a713312bcc52fcf1b93
parent 20ee4382322cd9cf6ecfcf4f429ed108c617fb4a
author Daniel Rosenberg <drosen@google.com> 1531193562 -0700
committer Jaegeuk Kim <jaegeuk@kernel.org> 1533149556 -0700

f2fs: Keep alloc_valid_block_count in sync

If we attempt to request more blocks than we have room for, we try to
instead request as much as we can, however, alloc_valid_block_count
is not decremented to match the new value, allowing it to drift higher
until the next checkpoint. This always decrements it when the requested
amount cannot be fulfilled.

Signed-off-by: Daniel Rosenberg <drosen@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>