diff options
| author | Ritesh Harjani (IBM) <ritesh.list@gmail.com> | 2023-04-21 15:16:17 +0530 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2023-05-16 11:32:42 +0200 |
| commit | 6e335cd789bee7a7111c4fe6d46b1d63cde81511 (patch) | |
| tree | 6ccc3ec6c4c29961d81a987da777671c810a7ee6 /fs/ext2/Makefile | |
| parent | fb5de4358e1aa4753dce73c4dc1aca73ff39cedd (diff) | |
ext2: Add direct-io trace points
This patch adds the trace point to ext2 direct-io apis
in fs/ext2/file.c
Here is how the output looks like
a.out-467865 [006] 6758.170968: ext2_dio_write_begin: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT|WRITE aio 1 ret 0
a.out-467865 [006] 6758.171061: ext2_dio_write_end: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 0 flags DIRECT|WRITE aio 1 ret -529
kworker/3:153-444162 [003] 6758.171252: ext2_dio_write_endio: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT|WRITE aio 1 ret 0
a.out-468222 [001] 6761.628924: ext2_dio_read_begin: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT aio 1 ret 0
a.out-468222 [001] 6761.629063: ext2_dio_read_end: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 0 flags DIRECT aio 1 ret -529
a.out-468428 [005] 6763.937454: ext2_dio_write_begin: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT aio 0 ret 0
a.out-468428 [005] 6763.937829: ext2_dio_write_endio: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT aio 0 ret 0
a.out-468428 [005] 6763.937847: ext2_dio_write_end: dev 7:12 ino 0xe isize 0x1000 pos 0x1000 len 0 flags DIRECT aio 0 ret 4096
a.out-468609 [000] 6765.702878: ext2_dio_read_begin: dev 7:12 ino 0xe isize 0x1000 pos 0x0 len 4096 flags DIRECT aio 0 ret 0
a.out-468609 [000] 6765.703243: ext2_dio_read_end: dev 7:12 ino 0xe isize 0x1000 pos 0x1000 len 0 flags DIRECT aio 0 ret 4096
Reported-and-tested-by: Disha Goel <disgoel@linux.ibm.com>
[Need to add CFLAGS_trace for fixing unable to find trace file problem]
Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Message-Id: <b8b0897fa2b273a448d7b4ba7317357ac73c08bc.1682069716.git.ritesh.list@gmail.com>
Diffstat (limited to 'fs/ext2/Makefile')
| -rw-r--r-- | fs/ext2/Makefile | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext2/Makefile b/fs/ext2/Makefile index 311479d864a7..8860948ef9ca 100644 --- a/fs/ext2/Makefile +++ b/fs/ext2/Makefile @@ -6,7 +6,10 @@ obj-$(CONFIG_EXT2_FS) += ext2.o ext2-y := balloc.o dir.o file.o ialloc.o inode.o \ - ioctl.o namei.o super.o symlink.o + ioctl.o namei.o super.o symlink.o trace.o + +# For tracepoints to include our trace.h from tracepoint infrastructure +CFLAGS_trace.o := -I$(src) ext2-$(CONFIG_EXT2_FS_XATTR) += xattr.o xattr_user.o xattr_trusted.o ext2-$(CONFIG_EXT2_FS_POSIX_ACL) += acl.o |