From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Fri, 6 Sep 2024 22:32:49 +0000 (-0400)
Subject: bcachefs: improve "no device to read from" message
X-Git-Tag: v6.12-rc1~101^2~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf611567b791f3dabf4197ce70021e3bf2ce69a5;p=thirdparty%2Fkernel%2Flinux.git

bcachefs: improve "no device to read from" message

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/io_read.c b/fs/bcachefs/io_read.c
index ce27ba1f0b546..10242671b269e 100644
--- a/fs/bcachefs/io_read.c
+++ b/fs/bcachefs/io_read.c
@@ -869,9 +869,15 @@ retry_pick:
 		goto hole;
 
 	if (pick_ret < 0) {
+		struct printbuf buf = PRINTBUF;
+		bch2_bkey_val_to_text(&buf, c, k);
+
 		bch_err_inum_offset_ratelimited(c,
 				read_pos.inode, read_pos.offset << 9,
-				"no device to read from");
+				"no device to read from: %s\n  %s",
+				bch2_err_str(pick_ret),
+				buf.buf);
+		printbuf_exit(&buf);
 		goto err;
 	}