Explicitly state that zcomp compress/decompress must be called from non-atomic context. Signed-off-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx> --- drivers/block/zram/zcomp.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c index 61a9c3ed6f7a..217a77e09dc7 100644 --- a/drivers/block/zram/zcomp.c +++ b/drivers/block/zram/zcomp.c @@ -148,6 +148,7 @@ int zcomp_compress(struct zcomp *comp, struct zcomp_strm *zstrm, }; int ret; + might_sleep(); ret = comp->ops->compress(comp->params, &zstrm->ctx, &req); if (!ret) *dst_len = req.dst_len; @@ -164,6 +165,7 @@ int zcomp_decompress(struct zcomp *comp, struct zcomp_strm *zstrm, .dst_len = PAGE_SIZE, }; + might_sleep(); return comp->ops->decompress(comp->params, &zstrm->ctx, &req); } -- 2.48.1.502.g6dc24dfdaf-goog
