diff options
| -rw-r--r-- | block/bio-integrity.c | 4 | ||||
| -rw-r--r-- | block/blk-integrity.c | 43 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 6 |
3 files changed, 28 insertions, 25 deletions
diff --git a/block/bio-integrity.c b/block/bio-integrity.c index fe4de033b34c..e64733bb29b6 100644 --- a/block/bio-integrity.c +++ b/block/bio-integrity.c @@ -173,11 +173,11 @@ bool bio_integrity_enabled(struct bio *bio) return false; if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && - (bi->flags & INTEGRITY_FLAG_READ)) + (bi->flags & BLK_INTEGRITY_VERIFY)) return true; if (bio_data_dir(bio) == WRITE && bi->generate_fn != NULL && - (bi->flags & INTEGRITY_FLAG_WRITE)) + (bi->flags & BLK_INTEGRITY_GENERATE)) return true; return false; diff --git a/block/blk-integrity.c b/block/blk-integrity.c index 3a83a7d08177..a7436ccc936b 100644 --- a/block/blk-integrity.c +++ b/block/blk-integrity.c @@ -269,42 +269,42 @@ static ssize_t integrity_tag_size_show(struct blk_integrity *bi, char *page) return sprintf(page, "0\n"); } -static ssize_t integrity_read_store(struct blk_integrity *bi, - const char *page, size_t count) +static ssize_t integrity_verify_store(struct blk_integrity *bi, + const char *page, size_t count) { char *p = (char *) page; unsigned long val = simple_strtoul(p, &p, 10); if (val) - bi->flags |= INTEGRITY_FLAG_READ; + bi->flags |= BLK_INTEGRITY_VERIFY; else - bi->flags &= ~INTEGRITY_FLAG_READ; + bi->flags &= ~BLK_INTEGRITY_VERIFY; return count; } -static ssize_t integrity_read_show(struct blk_integrity *bi, char *page) +static ssize_t integrity_verify_show(struct blk_integrity *bi, char *page) { - return sprintf(page, "%d\n", (bi->flags & INTEGRITY_FLAG_READ) != 0); + return sprintf(page, "%d\n", (bi->flags & BLK_INTEGRITY_VERIFY) != 0); } -static ssize_t integrity_write_store(struct blk_integrity *bi, - const char *page, size_t count) +static ssize_t integrity_generate_store(struct blk_integrity *bi, + const char *page, size_t count) { char *p = (char *) page; unsigned long val = simple_strtoul(p, &p, 10); if (val) - bi->flags |= INTEGRITY_FLAG_WRITE; + bi->flags |= BLK_INTEGRITY_GENERATE; else - bi->flags &= ~INTEGRITY_FLAG_WRITE; + bi->flags &= ~BLK_INTEGRITY_GENERATE; return count; } -static ssize_t integrity_write_show(struct blk_integrity *bi, char *page) +static ssize_t integrity_generate_show(struct blk_integrity *bi, char *page) { - return sprintf(page, "%d\n", (bi->flags & INTEGRITY_FLAG_WRITE) != 0); + return sprintf(page, "%d\n", (bi->flags & BLK_INTEGRITY_GENERATE) != 0); } static struct integrity_sysfs_entry integrity_format_entry = { @@ -317,23 +317,23 @@ static struct integrity_sysfs_entry integrity_tag_size_entry = { .show = integrity_tag_size_show, }; -static struct integrity_sysfs_entry integrity_read_entry = { +static struct integrity_sysfs_entry integrity_verify_entry = { .attr = { .name = "read_verify", .mode = S_IRUGO | S_IWUSR }, - .show = integrity_read_show, - .store = integrity_read_store, + .show = integrity_verify_show, + .store = integrity_verify_store, }; -static struct integrity_sysfs_entry integrity_write_entry = { +static struct integrity_sysfs_entry integrity_generate_entry = { .attr = { .name = "write_generate", .mode = S_IRUGO | S_IWUSR }, - .show = integrity_write_show, - .store = integrity_write_store, + .show = integrity_generate_show, + .store = integrity_generate_store, }; static struct attribute *integrity_attrs[] = { &integrity_format_entry.attr, &integrity_tag_size_entry.attr, - &integrity_read_entry.attr, - &integrity_write_entry.attr, + &integrity_verify_entry.attr, + &integrity_generate_entry.attr, NULL, }; @@ -406,7 +406,7 @@ int blk_integrity_register(struct gendisk *disk, struct blk_integrity *template) kobject_uevent(&bi->kobj, KOBJ_ADD); - bi->flags |= INTEGRITY_FLAG_READ | INTEGRITY_FLAG_WRITE; + bi->flags |= BLK_INTEGRITY_VERIFY | BLK_INTEGRITY_GENERATE; bi->interval = queue_logical_block_size(disk->queue); disk->integrity = bi; } else @@ -419,6 +419,7 @@ int blk_integrity_register(struct gendisk *disk, struct blk_integrity *template) bi->verify_fn = template->verify_fn; bi->tuple_size = template->tuple_size; bi->tag_size = template->tag_size; + bi->flags |= template->flags; } else bi->name = bi_unsupported_name; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 24c1e055b8a7..cf92eb031ae9 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1458,8 +1458,10 @@ static inline uint64_t rq_io_start_time_ns(struct request *req) #if defined(CONFIG_BLK_DEV_INTEGRITY) -#define INTEGRITY_FLAG_READ 2 /* verify data integrity on read */ -#define INTEGRITY_FLAG_WRITE 4 /* generate data integrity on write */ +enum blk_integrity_flags { + BLK_INTEGRITY_VERIFY = 1 << 0, + BLK_INTEGRITY_GENERATE = 1 << 1, +}; struct blk_integrity_iter { void *prot_buf; |