block, drivers, fs: shrink bi_rw from long to int

We don't need bi_rw to be so large on 64 bit archs, so
reduce it to unsigned int.

Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/block/blk-core.c b/block/blk-core.c
index f9f4228..c7d66c2 100644 (file)
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1853,7 +1853,7 @@ static void handle_bad_sector(struct bio *bio)
        char b[BDEVNAME_SIZE];
 
        printk(KERN_INFO "attempt to access beyond end of device\n");
-       printk(KERN_INFO "%s: rw=%ld, want=%Lu, limit=%Lu\n",
+       printk(KERN_INFO "%s: rw=%d, want=%Lu, limit=%Lu\n",
                        bdevname(bio->bi_bdev, b),
                        bio->bi_rw,
                        (unsigned long long)bio_end_sector(bio),

diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index b7341de..29b99fb 100644 (file)
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -266,7 +266,7 @@ static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
                data[fc->corrupt_bio_byte - 1] = fc->corrupt_bio_value;
 
                DMDEBUG("Corrupting data bio=%p by writing %u to byte %u "
-                       "(rw=%c bi_rw=%lu bi_sector=%llu cur_bytes=%u)\n",
+                       "(rw=%c bi_rw=%u bi_sector=%llu cur_bytes=%u)\n",
                        bio, fc->corrupt_bio_value, fc->corrupt_bio_byte,
                        (bio_data_dir(bio) == WRITE) ? 'w' : 'r', bio->bi_rw,
                        (unsigned long long)bio->bi_iter.bi_sector, bio_bytes);

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index e35c163..b9122e2 100644 (file)
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -1001,7 +1001,7 @@ again:
                                : raid5_end_read_request;
                        bi->bi_private = sh;
 
-                       pr_debug("%s: for %llu schedule op %ld on disc %d\n",
+                       pr_debug("%s: for %llu schedule op %d on disc %d\n",
                                __func__, (unsigned long long)sh->sector,
                                bi->bi_rw, i);
                        atomic_inc(&sh->count);
@@ -1052,7 +1052,7 @@ again:
                        rbi->bi_end_io = raid5_end_write_request;
                        rbi->bi_private = sh;
 
-                       pr_debug("%s: for %llu schedule op %ld on "
+                       pr_debug("%s: for %llu schedule op %d on "
                                 "replacement disc %d\n",
                                __func__, (unsigned long long)sh->sector,
                                rbi->bi_rw, i);
@@ -1087,7 +1087,7 @@ again:
                if (!rdev && !rrdev) {
                        if (op_is_write(op))
                                set_bit(STRIPE_DEGRADED, &sh->state);
-                       pr_debug("skip op %ld on disc %d for sector %llu\n",
+                       pr_debug("skip op %d on disc %d for sector %llu\n",
                                bi->bi_rw, i, (unsigned long long)sh->sector);
                        clear_bit(R5_LOCKED, &sh->dev[i].flags);
                        set_bit(STRIPE_HANDLE, &sh->state);

diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 80a4389..da944ff 100644 (file)
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -2943,7 +2943,7 @@ static void __btrfsic_submit_bio(struct bio *bio)
                if (dev_state->state->print_mask &
                    BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
                        printk(KERN_INFO
-                              "submit_bio(rw=%d,0x%lx, bi_vcnt=%u,"
+                              "submit_bio(rw=%d,0x%x, bi_vcnt=%u,"
                               " bi_sector=%llu (bytenr %llu), bi_bdev=%p)\n",
                               bio_op(bio), bio->bi_rw, bio->bi_vcnt,
                               (unsigned long long)bio->bi_iter.bi_sector,
@@ -2986,7 +2986,7 @@ static void __btrfsic_submit_bio(struct bio *bio)
                if (dev_state->state->print_mask &
                    BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
                        printk(KERN_INFO
-                              "submit_bio(rw=%d,0x%lx FLUSH, bdev=%p)\n",
+                              "submit_bio(rw=%d,0x%x FLUSH, bdev=%p)\n",
                               bio_op(bio), bio->bi_rw, bio->bi_bdev);
                if (!dev_state->dummy_block_for_bio_bh_flush.is_iodone) {
                        if ((dev_state->state->print_mask &

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ec61db6..1323e4f 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8184,7 +8184,7 @@ static void btrfs_end_dio_bio(struct bio *bio)
 
        if (err)
                btrfs_warn(BTRFS_I(dip->inode)->root->fs_info,
-                          "direct IO failed ino %llu rw %d,%lu sector %#Lx len %u err no %d",
+                          "direct IO failed ino %llu rw %d,%u sector %#Lx len %u err no %d",
                           btrfs_ino(dip->inode), bio_op(bio), bio->bi_rw,
                           (unsigned long long)bio->bi_iter.bi_sector,
                           bio->bi_iter.bi_size, err);

diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 2738413..5efb6f1 100644 (file)
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -48,7 +48,7 @@ struct bio {
        struct block_device     *bi_bdev;
        unsigned int            bi_flags;       /* status, command, etc */
        int                     bi_error;
-       unsigned long           bi_rw;          /* READ/WRITE */
+       unsigned int            bi_rw;          /* READ/WRITE */
        unsigned short          bi_ioprio;
 
        struct bvec_iter        bi_iter;