On Tue, Feb 26, 2008 at 9:45 AM, Markus Armbruster <[EMAIL PROTECTED]> wrote:
>
> What about pushing the fb_defio fixes independently of any new
> fb_defio users? If fb_defio was worth merging into Linus's tree, it
> should be worth fixing there, whether new users are in shape already
> or
"Jaya Kumar" <[EMAIL PROTECTED]> writes:
> On Mon, Feb 25, 2008 at 8:03 AM, Markus Armbruster <[EMAIL PROTECTED]> wrote:
>>
>> Subject: [PATCH 1/1 2.6.24] fbdev: defio and Metronomefb
>> From: Jaya Kumar <[EMAIL PROTECTED]>
>> Date: 2008-02-18 13:41:26
>
> Hi Markus,
>
> Andrew
On Mon, Feb 25, 2008 at 8:03 AM, Markus Armbruster <[EMAIL PROTECTED]> wrote:
>
> Subject: [PATCH 1/1 2.6.24] fbdev: defio and Metronomefb
> From: Jaya Kumar <[EMAIL PROTECTED]>
> Date: 2008-02-18 13:41:26
Hi Markus,
Andrew pointed out that there may be race conditions associated
On Mon, Feb 25, 2008 at 8:03 AM, Markus Armbruster [EMAIL PROTECTED] wrote:
Subject: [PATCH 1/1 2.6.24] fbdev: defio and Metronomefb
From: Jaya Kumar [EMAIL PROTECTED]
Date: 2008-02-18 13:41:26
Hi Markus,
Andrew pointed out that there may be race conditions associated with
this
Jaya Kumar [EMAIL PROTECTED] writes:
On Mon, Feb 25, 2008 at 8:03 AM, Markus Armbruster [EMAIL PROTECTED] wrote:
Subject: [PATCH 1/1 2.6.24] fbdev: defio and Metronomefb
From: Jaya Kumar [EMAIL PROTECTED]
Date: 2008-02-18 13:41:26
Hi Markus,
Andrew pointed out that there may
On Tue, Feb 26, 2008 at 9:45 AM, Markus Armbruster [EMAIL PROTECTED] wrote:
What about pushing the fb_defio fixes independently of any new
fb_defio users? If fb_defio was worth merging into Linus's tree, it
should be worth fixing there, whether new users are in shape already
or not.
I
Deferred I/O was utterly broken. Reading the mmap()ed framebuffer
worked, but writing it made the VM endlessly invoke
vm_ops.page_mkwrite(). That happened because we failed to set
page->mapping and page->index.
The fix is to set them, and clean up properly before the framebuffer
gets released.
Deferred I/O was utterly broken. Reading the mmap()ed framebuffer
worked, but writing it made the VM endlessly invoke
vm_ops.page_mkwrite(). That happened because we failed to set
page-mapping and page-index.
The fix is to set them, and clean up properly before the framebuffer
gets released.
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