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__49520.3574806966$1415293804$gmane$org@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: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-06 17:07 Frediano Ziglio [this message]
2014-11-06 17:07 [PATCH] xen/arm: Return correct code error for xen_swiotlb_map_page Frediano Ziglio
2014-11-06 17:30 ` Stefano Stabellini
2014-11-06 19:05 ` Frediano Ziglio
2014-11-06 19:14 ` Stefano Stabellini
2014-11-06 19:14 ` [Xen-devel] " Stefano Stabellini
2014-11-07 9:56 ` Frediano Ziglio
2014-11-07 14:45 ` [Xen-devel] " Konrad Rzeszutek Wilk
2014-11-10 9:27 ` Frediano Ziglio
2014-11-07 14:45 ` Konrad Rzeszutek Wilk
2014-11-06 17:30 ` Stefano Stabellini
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__49520.3574806966$1415293804$gmane$org@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 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.