From: Amir Goldstein Date: Sat, 10 Apr 2021 09:17:50 +0000 (+0300) Subject: ovl: add debug print to ovl_do_getxattr() X-Git-Tag: accepted/tizen/unified/20230118.172025~7323^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5e717c6fa41ff9b9b0c1e5959ccf5d8ef42f804b;p=platform%2Fkernel%2Flinux-rpi.git ovl: add debug print to ovl_do_getxattr() It was the only ovl_do helper missing it. Signed-off-by: Amir Goldstein Signed-off-by: Miklos Szeredi --- diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h index 2322f85..d1e08d8 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,