http://bugzilla.kernel.org/show_bug.cgi?id=13603
Summary: Fallocate and DirectIO
Product: File System
Version: 2.5
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: ext4
AssignedTo: [email protected]
ReportedBy: [email protected]
Regression: No
Have a kernel.org bugzilla entry to track the bug.
http://article.gmane.org/gmane.comp.file-systems.ext4/13762
I noticed yesterday that a write to fallocate
space via directIO results in fallback to buffer_IO. ie the userspace
pages get copied to the page cache and then call a sync.
I guess this defeat the purpose of using directIO. May be we should
consider this a high priority bug.
-aneesh
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http://bugzilla.kernel.org/show_bug.cgi?id=13603
Eric Sandeen <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |[email protected]
--- Comment #1 from Eric Sandeen <[email protected]> 2010-03-04 17:32:57 ---
This is all fixed with mingming's patches now, right?
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http://bugzilla.kernel.org/show_bug.cgi?id=13603
Aneesh Kumar K.V <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |CODE_FIX
--- Comment #2 from Aneesh Kumar K.V <[email protected]> 2010-03-06 08:45:54 ---
yes ,with the changes from mingming we should be able to close the bug
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