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authorMateusz Guzik <mjguzik@gmail.com>2025-02-09 19:55:20 +0100
committerChristian Brauner <brauner@kernel.org>2025-02-21 10:23:53 +0100
commit8b17e540969a0983abe96ffc352397890ab67bf1 (patch)
tree9bb0f153070348ba36edb863e3ff498d115b780f /fs/inode.c
parent2014c95afecee3e76ca4a56956a936e23283f05b (diff)
vfs: add initial support for CONFIG_DEBUG_VFS
Small collection of macros taken from mmdebug.h Signed-off-by: Mateusz Guzik <mjguzik@gmail.com> Link: https://lore.kernel.org/r/20250209185523.745956-2-mjguzik@gmail.com Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/inode.c')
-rw-r--r--fs/inode.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/inode.c b/fs/inode.c
index 5587aabdaa5e..875e66261f06 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -2953,3 +2953,18 @@ umode_t mode_strip_sgid(struct mnt_idmap *idmap,
return mode & ~S_ISGID;
}
EXPORT_SYMBOL(mode_strip_sgid);
+
+#ifdef CONFIG_DEBUG_VFS
+/*
+ * Dump an inode.
+ *
+ * TODO: add a proper inode dumping routine, this is a stub to get debug off the
+ * ground.
+ */
+void dump_inode(struct inode *inode, const char *reason)
+{
+ pr_warn("%s encountered for inode %px", reason, inode);
+}
+
+EXPORT_SYMBOL(dump_inode);
+#endif