From: Frediano Ziglio <frediano.ziglio@huawei.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
David Vrabel <david.vrabel@citrix.com>,
<frediano.ziglio@huawei.com>
Cc: <xen-devel@lists.xenproject.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH] xen/arm: Return correct code error for xen_swiotlb_map_page
Date: Thu, 6 Nov 2014 17:07:31 +0000 [thread overview]
Message-ID: <1415293651-13917-1-git-send-email-frediano.ziglio@huawei.com> (raw)
On ARM error code is not 0 so avoid to return it as error.
Signed-off-by: Frediano Ziglio <frediano.ziglio@huawei.com>
---
drivers/xen/swiotlb-xen.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index ebd8f21..3b8d628 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -425,7 +425,7 @@ dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page,
*/
if (!dma_capable(dev, dev_addr, size)) {
swiotlb_tbl_unmap_single(dev, map, size, dir);
- dev_addr = 0;
+ dev_addr = DMA_ERROR_CODE;
}
return dev_addr;
}
--
1.9.1
next reply other threads:[~2014-11-06 17:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-06 17:07 Frediano Ziglio [this message]
2014-11-06 17:30 ` Stefano Stabellini
[not found] ` <CAHt6W4cDvgK=jdkMot5E4COoC=3aeZn8vPxiR5K5XS53g=+FXA@mail.gmail.com>
2014-11-06 19:14 ` [Xen-devel] " Stefano Stabellini
2014-11-07 9:56 ` Frediano Ziglio
2014-11-07 14:45 ` Konrad Rzeszutek Wilk
2014-11-10 9:27 ` Frediano Ziglio
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=1415293651-13917-1-git-send-email-frediano.ziglio@huawei.com \
--to=frediano.ziglio@huawei.com \
--cc=boris.ostrovsky@oracle.com \
--cc=david.vrabel@citrix.com \
--cc=konrad.wilk@oracle.com \
--cc=linux-kernel@vger.kernel.org \
--cc=xen-devel@lists.xenproject.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®