lkml.org 
[lkml]   [2002]   [Sep]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.4.20pre5aa1
On Thu, Sep 05, 2002 at 08:15:30PM +0100, Christoph Hellwig wrote:
> Won't happen:
>
>
> O_DIRECT write starts
> + takes XFS iolock exclusive
> - invalidates pagecache
> + downgrades iolock to shared
> - perform write
>
> xfs_setattr for truncate called
> + takes XFS iolock shared

^^^ exclusive ^^^

> -> blocks
>
> - write i_size to something
> + releases iolock
> -> gets woken
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
---end quoted text---
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:28    [W:0.123 / U:0.224 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site