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authorTheodore Ts'o <tytso@mit.edu>2018-02-18 20:53:23 -0500
committerTheodore Ts'o <tytso@mit.edu>2018-02-18 20:53:23 -0500
commitccf0f32acd436b9e554303fd571f1bbf5f49d8e2 (patch)
tree5d330ee65e4c6a62946974c35cb0c17646548f74 /fs/ext4
parent7928b2cbe55b2a410a0f5c1f154610059c57b1b2 (diff)
downloadblackbird-op-linux-ccf0f32acd436b9e554303fd571f1bbf5f49d8e2.tar.gz
blackbird-op-linux-ccf0f32acd436b9e554303fd571f1bbf5f49d8e2.zip
ext4: add tracepoints for shutdown and file system errors
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/ioctl.c1
-rw-r--r--fs/ext4/super.c4
2 files changed, 5 insertions, 0 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 7e99ad02f1ba..4d1b1575f8ac 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -481,6 +481,7 @@ static int ext4_shutdown(struct super_block *sb, unsigned long arg)
return 0;
ext4_msg(sb, KERN_ALERT, "shut down requested (%d)", flags);
+ trace_ext4_shutdown(sb, flags);
switch (flags) {
case EXT4_GOING_FLAGS_DEFAULT:
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 39bf464c35f1..756f515b762d 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -448,6 +448,7 @@ void __ext4_error(struct super_block *sb, const char *function,
if (unlikely(ext4_forced_shutdown(EXT4_SB(sb))))
return;
+ trace_ext4_error(sb, function, line);
if (ext4_error_ratelimit(sb)) {
va_start(args, fmt);
vaf.fmt = fmt;
@@ -472,6 +473,7 @@ void __ext4_error_inode(struct inode *inode, const char *function,
if (unlikely(ext4_forced_shutdown(EXT4_SB(inode->i_sb))))
return;
+ trace_ext4_error(inode->i_sb, function, line);
es->s_last_error_ino = cpu_to_le32(inode->i_ino);
es->s_last_error_block = cpu_to_le64(block);
if (ext4_error_ratelimit(inode->i_sb)) {
@@ -507,6 +509,7 @@ void __ext4_error_file(struct file *file, const char *function,
if (unlikely(ext4_forced_shutdown(EXT4_SB(inode->i_sb))))
return;
+ trace_ext4_error(inode->i_sb, function, line);
es = EXT4_SB(inode->i_sb)->s_es;
es->s_last_error_ino = cpu_to_le32(inode->i_ino);
if (ext4_error_ratelimit(inode->i_sb)) {
@@ -719,6 +722,7 @@ __acquires(bitlock)
if (unlikely(ext4_forced_shutdown(EXT4_SB(sb))))
return;
+ trace_ext4_error(sb, function, line);
es->s_last_error_ino = cpu_to_le32(ino);
es->s_last_error_block = cpu_to_le64(block);
__save_error_info(sb, function, line);
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