From: "Martin Pärtel" <martin.partel@gmail.com>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: [uml-devel] [PATCH] um: fix ubd_file_size for read-only files
Date: Thu, 07 Jun 2012 17:39:43 +0300 [thread overview]
Message-ID: <4FD0BD2F.4090002@gmail.com> (raw)
Made ubd_file_size not request write access. Fixes use of read-only images.
Signed-off-by: Martin Pärtel <martin.partel@gmail.com>
---
diff -uprN -X linux-3.4.1/Documentation/dontdiff linux-3.4.1/arch/um/drivers/ubd_kern.c linux-3.4.1-mod/arch/um/drivers/ubd_kern.c
--- linux-3.4.1/arch/um/drivers/ubd_kern.c 2012-06-01 10:18:44.000000000 +0300
+++ linux-3.4.1-mod/arch/um/drivers/ubd_kern.c 2012-06-07 17:02:38.625453504 +0300
@@ -514,7 +514,7 @@ static inline int ubd_file_size(struct u
goto out;
}
- fd = os_open_file(ubd_dev->file, global_openflags, 0);
+ fd = os_open_file(ubd_dev->file, of_read(OPENFLAGS()), 0);
if (fd < 0)
return fd;
------------------------------------------------------------------------------
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and
threat landscape has changed and how IT managers can respond. Discussions
will include endpoint security, mobile security and the latest in malware
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
_______________________________________________
User-mode-linux-devel mailing list
User-mode-linux-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel
next reply other threads:[~2012-06-07 14:39 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-07 14:39 Martin Pärtel [this message]
2012-06-07 22:16 ` [uml-devel] [PATCH] um: fix ubd_file_size for read-only files Richard Weinberger
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:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4FD0BD2F.4090002@gmail.com \
--to=martin.partel@gmail.com \
--cc=user-mode-linux-devel@lists.sourceforge.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.