Merge branch 'fixes-omap4-dsp' into fixes-non-critical

[cascardo/linux.git] / fs / btrfs / scrub.c

diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index a38cfa4..b223620 100644 (file)
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -26,6 +26,7 @@
 #include "backref.h"
 #include "extent_io.h"
 #include "check-integrity.h"
+#include "rcu-string.h"
 
 /*
  * This is only the first step towards a full-features scrub. It reads all
@@ -320,10 +321,10 @@ static int scrub_print_warning_inode(u64 inum, u64 offset, u64 root, void *ctx)
         * hold all of the paths here
         */
        for (i = 0; i < ipath->fspath->elem_cnt; ++i)
-               printk(KERN_WARNING "btrfs: %s at logical %llu on dev "
+               printk_in_rcu(KERN_WARNING "btrfs: %s at logical %llu on dev "
                        "%s, sector %llu, root %llu, inode %llu, offset %llu, "
                        "length %llu, links %u (path: %s)\n", swarn->errstr,
-                       swarn->logical, swarn->dev->name,
+                       swarn->logical, rcu_str_deref(swarn->dev->name),
                        (unsigned long long)swarn->sector, root, inum, offset,
                        min(isize - offset, (u64)PAGE_SIZE), nlink,
                        (char *)(unsigned long)ipath->fspath->val[i]);
@@ -332,10 +333,10 @@ static int scrub_print_warning_inode(u64 inum, u64 offset, u64 root, void *ctx)
        return 0;
 
 err:
-       printk(KERN_WARNING "btrfs: %s at logical %llu on dev "
+       printk_in_rcu(KERN_WARNING "btrfs: %s at logical %llu on dev "
                "%s, sector %llu, root %llu, inode %llu, offset %llu: path "
                "resolving failed with ret=%d\n", swarn->errstr,
-               swarn->logical, swarn->dev->name,
+               swarn->logical, rcu_str_deref(swarn->dev->name),
                (unsigned long long)swarn->sector, root, inum, offset, ret);
 
        free_ipath(ipath);
@@ -390,10 +391,11 @@ static void scrub_print_warning(const char *errstr, struct scrub_block *sblock)
                do {
                        ret = tree_backref_for_extent(&ptr, eb, ei, item_size,
                                                        &ref_root, &ref_level);
-                       printk(KERN_WARNING
+                       printk_in_rcu(KERN_WARNING
                                "btrfs: %s at logical %llu on dev %s, "
                                "sector %llu: metadata %s (level %d) in tree "
-                               "%llu\n", errstr, swarn.logical, dev->name,
+                               "%llu\n", errstr, swarn.logical,
+                               rcu_str_deref(dev->name),
                                (unsigned long long)swarn.sector,
                                ref_level ? "node" : "leaf",
                                ret < 0 ? -1 : ref_level,
@@ -580,9 +582,11 @@ out:
                spin_lock(&sdev->stat_lock);
                ++sdev->stat.uncorrectable_errors;
                spin_unlock(&sdev->stat_lock);
-               printk_ratelimited(KERN_ERR
+
+               printk_ratelimited_in_rcu(KERN_ERR
                        "btrfs: unable to fixup (nodatasum) error at logical %llu on dev %s\n",
-                       (unsigned long long)fixup->logical, sdev->dev->name);
+                       (unsigned long long)fixup->logical,
+                       rcu_str_deref(sdev->dev->name));
        }
 
        btrfs_free_path(path);
@@ -936,18 +940,20 @@ corrected_error:
                        spin_lock(&sdev->stat_lock);
                        sdev->stat.corrected_errors++;
                        spin_unlock(&sdev->stat_lock);
-                       printk_ratelimited(KERN_ERR
+                       printk_ratelimited_in_rcu(KERN_ERR
                                "btrfs: fixed up error at logical %llu on dev %s\n",
-                               (unsigned long long)logical, sdev->dev->name);
+                               (unsigned long long)logical,
+                               rcu_str_deref(sdev->dev->name));
                }
        } else {
 did_not_correct_error:
                spin_lock(&sdev->stat_lock);
                sdev->stat.uncorrectable_errors++;
                spin_unlock(&sdev->stat_lock);
-               printk_ratelimited(KERN_ERR
+               printk_ratelimited_in_rcu(KERN_ERR
                        "btrfs: unable to fixup (regular) error at logical %llu on dev %s\n",
-                       (unsigned long long)logical, sdev->dev->name);
+                       (unsigned long long)logical,
+                       rcu_str_deref(sdev->dev->name));
        }
 
 out: