Hi,
I've come across a problem allocating chunks of CMA memory on a system
under heavy disk access load which seems very similar to the situation
described as the rationale for this patch:
https://lkml.org/lkml/2012/9/11/335
Basically buffer headers sitting on the LRU list preventing them from
Hi,
I've come across a problem allocating chunks of CMA memory on a system
under heavy disk access load which seems very similar to the situation
described as the rationale for this patch:
https://lkml.org/lkml/2012/9/11/335
Basically buffer headers sitting on the LRU list preventing them from
Hi,
On 9/14/2012 6:41 PM, Hugh Dickins wrote:
On Tue, 11 Sep 2012, Laura Abbott wrote:
When a buffer is added to the LRU list, a reference is taken which is
not dropped until the buffer is evicted from the LRU list. This is the
correct behavior, however this LRU reference will prevent the
Hi,
On 9/14/2012 6:41 PM, Hugh Dickins wrote:
On Tue, 11 Sep 2012, Laura Abbott wrote:
When a buffer is added to the LRU list, a reference is taken which is
not dropped until the buffer is evicted from the LRU list. This is the
correct behavior, however this LRU reference will prevent the
On Tue, 11 Sep 2012, Laura Abbott wrote:
> When a buffer is added to the LRU list, a reference is taken which is
> not dropped until the buffer is evicted from the LRU list. This is the
> correct behavior, however this LRU reference will prevent the buffer
> from being dropped. This means that the
On Tue, 11 Sep 2012, Laura Abbott wrote:
When a buffer is added to the LRU list, a reference is taken which is
not dropped until the buffer is evicted from the LRU list. This is the
correct behavior, however this LRU reference will prevent the buffer
from being dropped. This means that the
When a buffer is added to the LRU list, a reference is taken which is
not dropped until the buffer is evicted from the LRU list. This is the
correct behavior, however this LRU reference will prevent the buffer
from being dropped. This means that the buffer can't actually be dropped
until it is
When a buffer is added to the LRU list, a reference is taken which is
not dropped until the buffer is evicted from the LRU list. This is the
correct behavior, however this LRU reference will prevent the buffer
from being dropped. This means that the buffer can't actually be dropped
until it is
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