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-rw-r--r--drivers/block/xsysace.c22
-rw-r--r--fs/bio-integrity.c5
-rw-r--r--fs/bio.c6
-rw-r--r--include/linux/bio.h4
4 files changed, 31 insertions, 6 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index 381d686fc1a..119be3442f2 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -489,6 +489,28 @@ static void ace_fsm_dostate(struct ace_device *ace)
ace->fsm_state, ace->id_req_count);
#endif
+ /* Verify that there is actually a CF in the slot. If not, then
+ * bail out back to the idle state and wake up all the waiters */
+ status = ace_in32(ace, ACE_STATUS);
+ if ((status & ACE_STATUS_CFDETECT) == 0) {
+ ace->fsm_state = ACE_FSM_STATE_IDLE;
+ ace->media_change = 1;
+ set_capacity(ace->gd, 0);
+ dev_info(ace->dev, "No CF in slot\n");
+
+ /* Drop all pending requests */
+ while ((req = elv_next_request(ace->queue)) != NULL)
+ end_request(req, 0);
+
+ /* Drop back to IDLE state and notify waiters */
+ ace->fsm_state = ACE_FSM_STATE_IDLE;
+ ace->id_result = -EIO;
+ while (ace->id_req_count) {
+ complete(&ace->id_completion);
+ ace->id_req_count--;
+ }
+ }
+
switch (ace->fsm_state) {
case ACE_FSM_STATE_IDLE:
/* See if there is anything to do */
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index 549b0144da1..fe2b1aa2464 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -685,19 +685,20 @@ EXPORT_SYMBOL(bio_integrity_split);
* bio_integrity_clone - Callback for cloning bios with integrity metadata
* @bio: New bio
* @bio_src: Original bio
+ * @gfp_mask: Memory allocation mask
* @bs: bio_set to allocate bip from
*
* Description: Called to allocate a bip when cloning a bio
*/
int bio_integrity_clone(struct bio *bio, struct bio *bio_src,
- struct bio_set *bs)
+ gfp_t gfp_mask, struct bio_set *bs)
{
struct bio_integrity_payload *bip_src = bio_src->bi_integrity;
struct bio_integrity_payload *bip;
BUG_ON(bip_src == NULL);
- bip = bio_integrity_alloc_bioset(bio, GFP_NOIO, bip_src->bip_vcnt, bs);
+ bip = bio_integrity_alloc_bioset(bio, gfp_mask, bip_src->bip_vcnt, bs);
if (bip == NULL)
return -EIO;
diff --git a/fs/bio.c b/fs/bio.c
index 124b95c4d58..d4f06327c81 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -463,10 +463,12 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask)
if (bio_integrity(bio)) {
int ret;
- ret = bio_integrity_clone(b, bio, fs_bio_set);
+ ret = bio_integrity_clone(b, bio, gfp_mask, fs_bio_set);
- if (ret < 0)
+ if (ret < 0) {
+ bio_put(b);
return NULL;
+ }
}
return b;
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 1b16108a541..d8bd43bfdcf 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -531,7 +531,7 @@ extern void bio_integrity_endio(struct bio *, int);
extern void bio_integrity_advance(struct bio *, unsigned int);
extern void bio_integrity_trim(struct bio *, unsigned int, unsigned int);
extern void bio_integrity_split(struct bio *, struct bio_pair *, int);
-extern int bio_integrity_clone(struct bio *, struct bio *, struct bio_set *);
+extern int bio_integrity_clone(struct bio *, struct bio *, gfp_t, struct bio_set *);
extern int bioset_integrity_create(struct bio_set *, int);
extern void bioset_integrity_free(struct bio_set *);
extern void bio_integrity_init_slab(void);
@@ -542,7 +542,7 @@ extern void bio_integrity_init_slab(void);
#define bioset_integrity_create(a, b) (0)
#define bio_integrity_prep(a) (0)
#define bio_integrity_enabled(a) (0)
-#define bio_integrity_clone(a, b, c) (0)
+#define bio_integrity_clone(a, b, c,d ) (0)
#define bioset_integrity_free(a) do { } while (0)
#define bio_integrity_free(a, b) do { } while (0)
#define bio_integrity_endio(a, b) do { } while (0)