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| author | Amir Goldstein <amir73il@gmail.com> | 2021-04-10 12:17:50 +0300 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2021-04-12 13:00:37 +0300 |
| commit | 5e717c6fa41ff9b9b0c1e5959ccf5d8ef42f804b (patch) | |
| tree | 29dcf746586fb790057e2b4d7bdb8159158932a0 | |
| parent | 65cd913ec9d9d71529665924c81015b7ab7d9381 (diff) | |
| download | linux-5e717c6fa41ff9b9b0c1e5959ccf5d8ef42f804b.tar.xz | |
ovl: add debug print to ovl_do_getxattr()
It was the only ovl_do helper missing it.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
| -rw-r--r-- | fs/overlayfs/overlayfs.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h index 2322f854533c..d1e08d804207 100644 --- a/fs/overlayfs/overlayfs.h +++ b/fs/overlayfs/overlayfs.h @@ -186,7 +186,12 @@ static inline ssize_t ovl_do_getxattr(struct ovl_fs *ofs, struct dentry *dentry, size_t size) { const char *name = ovl_xattr(ofs, ox); - return vfs_getxattr(&init_user_ns, dentry, name, value, size); + int err = vfs_getxattr(&init_user_ns, dentry, name, value, size); + int len = (value && err > 0) ? err : 0; + + pr_debug("getxattr(%pd2, \"%s\", \"%*pE\", %zu, 0) = %i\n", + dentry, name, min(len, 48), value, size, err); + return err; } static inline int ovl_do_setxattr(struct ovl_fs *ofs, struct dentry *dentry, |