On 2021/3/14 5:17, Mike Kravetz wrote:
> On 3/12/21 6:49 PM, Miaohe Lin wrote:
>> Hi:
>> On 2021/3/13 4:03, Mike Kravetz wrote:
>>> On 3/8/21 3:28 AM, Miaohe Lin wrote:
The fault_mutex hashing overhead can be avoided in truncate_op case because
page faults can not race with truncation in
On 3/12/21 6:49 PM, Miaohe Lin wrote:
> Hi:
> On 2021/3/13 4:03, Mike Kravetz wrote:
>> On 3/8/21 3:28 AM, Miaohe Lin wrote:
>>> The fault_mutex hashing overhead can be avoided in truncate_op case because
>>> page faults can not race with truncation in this routine. So calculate hash
>>> for fault_
Hi:
On 2021/3/13 4:03, Mike Kravetz wrote:
> On 3/8/21 3:28 AM, Miaohe Lin wrote:
>> The fault_mutex hashing overhead can be avoided in truncate_op case because
>> page faults can not race with truncation in this routine. So calculate hash
>> for fault_mutex only in !truncate_op case to save some c
On 3/8/21 3:28 AM, Miaohe Lin wrote:
> The fault_mutex hashing overhead can be avoided in truncate_op case because
> page faults can not race with truncation in this routine. So calculate hash
> for fault_mutex only in !truncate_op case to save some cpu cycles.
>
> Signed-off-by: Miaohe Lin
> ---
The fault_mutex hashing overhead can be avoided in truncate_op case because
page faults can not race with truncation in this routine. So calculate hash
for fault_mutex only in !truncate_op case to save some cpu cycles.
Signed-off-by: Miaohe Lin
---
fs/hugetlbfs/inode.c | 4 ++--
1 file changed,
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