Stable Archive on
 help / color / Atom feed
From: "Matthew Wilcox (Oracle)" <>
Cc: "Matthew Wilcox (Oracle)" <>,, David Howells <>,
Subject: [PATCH v3 01/18] cachefiles: Handle readpage error correctly
Date: Fri, 16 Oct 2020 17:04:26 +0100
Message-ID: <> (raw)
In-Reply-To: <>

If ->readpage returns an error, it has already unlocked the page.

Fixes: 5e929b33c393 ("CacheFiles: Handle truncate unlocking the page we're reading")
Signed-off-by: Matthew Wilcox (Oracle) <>
 fs/cachefiles/rdwr.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c
index 3080cda9e824..8bda092e60c5 100644
--- a/fs/cachefiles/rdwr.c
+++ b/fs/cachefiles/rdwr.c
@@ -121,7 +121,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object,
 		_debug("reissue read");
 		ret = bmapping->a_ops->readpage(NULL, backpage);
 		if (ret < 0)
-			goto unlock_discard;
+			goto discard;
 	/* but the page may have been read before the monitor was installed, so
@@ -138,6 +138,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object,

           reply index

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <>]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \ \ \ \ \ \ \

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Stable Archive on

Archives are clonable:
	git clone --mirror stable/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 stable stable/ \
	public-inbox-index stable

Example config snippet for mirrors

Newsgroup available over NNTP:

AGPL code for this site: git clone