zram: drop `init_done' struct zram member
authorSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Mon, 7 Apr 2014 22:38:00 +0000 (15:38 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 7 Apr 2014 23:35:59 +0000 (16:35 -0700)
commitbe2d1d56c82d8cf20e6c77515eb499f8e86eb5be
tree606cd42199fc3bf58da1f1ce00ed6b9b98c7cca5
parented12d845b5f528cc0846023862b9c448a36122ec
zram: drop `init_done' struct zram member

Introduce init_done() helper function which allows us to drop `init_done'
struct zram member.  init_done() uses the fact that ->init_done == 1
equals to ->meta != NULL.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Acked-by: Jerome Marchand <jmarchan@redhat.com>
Cc: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/block/zram/zram_drv.c
drivers/block/zram/zram_drv.h