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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 14:36:26 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 14:36:26 +0200
commitbd0d10498826ed150da5e4c45baf8b9c7088fb71 (patch)
treecdee4371121a355d627a655c4eef5c0047b0462a /drivers/md/md.h
parent[media] v4l2-ioctl.c: fix overlay support (diff)
parentem28xx: regression fix: use DRX-K sync firmware requests on em28xx (diff)
downloadlinux-bd0d10498826ed150da5e4c45baf8b9c7088fb71.tar.xz
linux-bd0d10498826ed150da5e4c45baf8b9c7088fb71.zip
Merge branch 'staging/for_v3.7' into v4l_for_linus
* staging/for_v3.7: (2891 commits) em28xx: regression fix: use DRX-K sync firmware requests on em28xx drxk: allow loading firmware synchrousnously em28xx: Make all em28xx extensions to be initialized asynchronously [media] tda18271: properly report read errors in tda18271_get_id [media] tda18271: delay IR & RF calibration until init() if delay_cal is set [media] MAINTAINERS: add Michael Krufky as tda827x maintainer [media] MAINTAINERS: add Michael Krufky as tda8290 maintainer [media] MAINTAINERS: add Michael Krufky as cxusb maintainer [media] MAINTAINERS: add Michael Krufky as lg2160 maintainer [media] MAINTAINERS: add Michael Krufky as lgdt3305 maintainer [media] MAINTAINERS: add Michael Krufky as mxl111sf maintainer [media] MAINTAINERS: add Michael Krufky as mxl5007t maintainer [media] MAINTAINERS: add Michael Krufky as tda18271 maintainer [media] s5p-tv: Report only multi-plane capabilities in vidioc_querycap [media] s5p-mfc: Fix misplaced return statement in s5p_mfc_suspend() [media] exynos-gsc: Add missing static storage class specifiers [media] exynos-gsc: Remove <linux/version.h> header file inclusion [media] s5p-fimc: Fix incorrect condition in fimc_lite_reqbufs() [media] s5p-tv: Fix potential NULL pointer dereference error [media] s5k6aa: Fix possible NULL pointer dereference ... Conflicts: drivers/media/platform/s5p-fimc/fimc-capture.c drivers/media/platform/s5p-fimc/fimc-lite.c
Diffstat (limited to 'drivers/md/md.h')
-rw-r--r--drivers/md/md.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 7b4a3c318cae..f385b038589d 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -266,9 +266,6 @@ struct mddev {
int new_chunk_sectors;
int reshape_backwards;
- atomic_t plug_cnt; /* If device is expecting
- * more bios soon.
- */
struct md_thread *thread; /* management thread */
struct md_thread *sync_thread; /* doing resync or reconstruct */
sector_t curr_resync; /* last block scheduled */
@@ -630,6 +627,12 @@ extern struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,
struct mddev *mddev);
extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
struct mddev *mddev);
-extern int mddev_check_plugged(struct mddev *mddev);
extern void md_trim_bio(struct bio *bio, int offset, int size);
+
+extern void md_unplug(struct blk_plug_cb *cb, bool from_schedule);
+static inline int mddev_check_plugged(struct mddev *mddev)
+{
+ return !!blk_check_plugged(md_unplug, mddev,
+ sizeof(struct blk_plug_cb));
+}
#endif /* _MD_MD_H */