btrfs: switch more printks to our helpers

Convert the simple cases, not all functions provide a way to reach the
fs_info. Also skipped debugging messages (print-tree, integrity
checker and pr_debug) and messages that are printed from possibly
unfinished mount.

Signed-off-by: David Sterba <dsterba@suse.com>

6 files changed, 25 insertions, 21 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 72553cd9ed14..5bc94d2d5699 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2347,8 +2347,7 @@ static int btrfs_replay_log(struct btrfs_fs_info *fs_info,
         u64 bytenr = btrfs_super_log_root(disk_super);
 
         if (fs_devices->rw_devices == 0) {
-                printk(KERN_WARNING "BTRFS: log replay required "
-                       "on RO media\n");
+                btrfs_warn(fs_info, "log replay required on RO media");
                 return -EIO;
         }
 
@@ -2363,12 +2362,12 @@ static int btrfs_replay_log(struct btrfs_fs_info *fs_info,
         log_tree_root->node = read_tree_block(tree_root, bytenr,
                         fs_info->generation + 1);
         if (IS_ERR(log_tree_root->node)) {
-                printk(KERN_ERR "BTRFS: failed to read log tree\n");
+                btrfs_warn(fs_info, "failed to read log tree");
                 ret = PTR_ERR(log_tree_root->node);
                 kfree(log_tree_root);
                 return ret;
         } else if (!extent_buffer_uptodate(log_tree_root->node)) {
-                printk(KERN_ERR "BTRFS: failed to read log tree\n");
+                btrfs_err(fs_info, "failed to read log tree");
                 free_extent_buffer(log_tree_root->node);
                 kfree(log_tree_root);
                 return -EIO;
@@ -3294,8 +3293,9 @@ static int write_dev_supers(struct btrfs_device *device,
                         bh = __getblk(device->bdev, bytenr / 4096,
                                       BTRFS_SUPER_INFO_SIZE);
                         if (!bh) {
-                                printk(KERN_ERR "BTRFS: couldn't get super "
-                                       "buffer head for bytenr %Lu\n", bytenr);
+                                btrfs_err(device->dev_root->fs_info,
+                                    "couldn't get super buffer head for bytenr %llu",
+                                    bytenr);
                                 errors++;
                                 continue;
                         }
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index bb318b4e5dd0..c7a33913188b 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -5563,13 +5563,15 @@ void memcpy_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset,
         unsigned long src_i;
 
         if (src_offset + len > dst->len) {
-                printk(KERN_ERR "BTRFS: memmove bogus src_offset %lu move "
-                       "len %lu dst len %lu\n", src_offset, len, dst->len);
+                btrfs_err(dst->fs_info,
+                        "memmove bogus src_offset %lu move "
+                       "len %lu dst len %lu", src_offset, len, dst->len);
                 BUG_ON(1);
         }
         if (dst_offset + len > dst->len) {
-                printk(KERN_ERR "BTRFS: memmove bogus dst_offset %lu move "
-                       "len %lu dst len %lu\n", dst_offset, len, dst->len);
+                btrfs_err(dst->fs_info,
+                        "memmove bogus dst_offset %lu move "
+                       "len %lu dst len %lu", dst_offset, len, dst->len);
                 BUG_ON(1);
         }
 
@@ -5609,13 +5611,13 @@ void memmove_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset,
         unsigned long src_i;
 
         if (src_offset + len > dst->len) {
-                printk(KERN_ERR "BTRFS: memmove bogus src_offset %lu move "
-                       "len %lu len %lu\n", src_offset, len, dst->len);
+                btrfs_err(dst->fs_info, "memmove bogus src_offset %lu move "
+                       "len %lu len %lu", src_offset, len, dst->len);
                 BUG_ON(1);
         }
         if (dst_offset + len > dst->len) {
-                printk(KERN_ERR "BTRFS: memmove bogus dst_offset %lu move "
-                       "len %lu len %lu\n", dst_offset, len, dst->len);
+                btrfs_err(dst->fs_info, "memmove bogus dst_offset %lu move "
+                       "len %lu len %lu", dst_offset, len, dst->len);
                 BUG_ON(1);
         }
         if (dst_offset < src_offset) {
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 8e9105af723e..2e520c635709 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1342,7 +1342,7 @@ int btrfs_defrag_file(struct inode *inode, struct file *file,
                         break;
 
                 if (btrfs_defrag_cancelled(root->fs_info)) {
-                        printk(KERN_DEBUG "BTRFS: defrag_file cancelled\n");
+                        btrfs_debug(root->fs_info, "defrag_file cancelled");
                         ret = -EAGAIN;
                         break;
                 }
@@ -2081,7 +2081,7 @@ static noinline int search_ioctl(struct inode *inode,
                 key.offset = (u64)-1;
                 root = btrfs_read_fs_root_no_name(info, &key);
                 if (IS_ERR(root)) {
-                        printk(KERN_ERR "BTRFS: could not find root %llu\n",
+                        btrfs_err(info, "could not find root %llu",
                                sk->tree_id);
                         btrfs_free_path(path);
                         return -ENOENT;
@@ -2221,7 +2221,7 @@ static noinline int btrfs_search_path_in_tree(struct btrfs_fs_info *info,
         key.offset = (u64)-1;
         root = btrfs_read_fs_root_no_name(info, &key);
         if (IS_ERR(root)) {
-                printk(KERN_ERR "BTRFS: could not find root %llu\n", tree_id);
+                btrfs_err(info, "could not find root %llu", tree_id);
                 ret = -ENOENT;
                 goto out;
         }
diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c
index 360a728a639f..42267d37bb94 100644
--- a/fs/btrfs/root-tree.c
+++ b/fs/btrfs/root-tree.c
@@ -45,12 +45,13 @@ static void btrfs_read_root_item(struct extent_buffer *eb, int slot,
         if (!need_reset && btrfs_root_generation(item)
                 != btrfs_root_generation_v2(item)) {
                 if (btrfs_root_generation_v2(item) != 0) {
-                        printk(KERN_WARNING "BTRFS: mismatching "
+                        btrfs_warn(eb->fs_info,
+                                        "mismatching "
                                         "generation and generation_v2 "
                                         "found in root item. This root "
                                         "was probably mounted with an "
                                         "older kernel. Resetting all "
-                                        "new fields.\n");
+                                        "new fields.");
                 }
                 need_reset = 1;
         }
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index aa72bfd28f7d..4ea07c8cd6c2 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -2562,7 +2562,7 @@ verbose_printk("btrfs: send_create_inode %llu\n", ino);
         } else if (S_ISSOCK(mode)) {
                 cmd = BTRFS_SEND_C_MKSOCK;
         } else {
-                printk(KERN_WARNING "btrfs: unexpected inode type %o",
+                btrfs_warn(sctx->send_root->fs_info, "unexpected inode type %o",
                                 (int)(mode & S_IFMT));
                 ret = -ENOTSUPP;
                 goto out;
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 4f80986dbf3c..7ad310cc3efb 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2352,7 +2352,8 @@ int btrfs_init_new_device(struct btrfs_root *root, char *device_path)
                                                 root->fs_info->fsid);
                 if (kobject_rename(&root->fs_info->fs_devices->super_kobj,
                                                                 fsid_buf))
-                        pr_warn("BTRFS: sysfs: failed to create fsid for sprout\n");
+                        btrfs_warn(root->fs_info,
+                                "sysfs: failed to create fsid for sprout");
         }
 
         root->fs_info->num_tolerated_disk_barrier_failures =