* kernel lock in dcache.c
@ 2001-04-28 18:13 Mark Hemment
2001-04-28 19:06 ` Alexander Viro
0 siblings, 1 reply; 2+ messages in thread
From: Mark Hemment @ 2001-04-28 18:13 UTC (permalink / raw)
To: linux-kernel
Hi,
d_move() in fs/dcache.c is checking the kernel lock is held
(switch_names() does the same, but is only called from d_move()).
My question is why?
I can't see what it is using the kernel lock to sync/protect against.
Anyone out there know?
Thanks,
Mark
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: kernel lock in dcache.c
2001-04-28 18:13 kernel lock in dcache.c Mark Hemment
@ 2001-04-28 19:06 ` Alexander Viro
0 siblings, 0 replies; 2+ messages in thread
From: Alexander Viro @ 2001-04-28 19:06 UTC (permalink / raw)
To: Mark Hemment; +Cc: linux-kernel
On Sat, 28 Apr 2001, Mark Hemment wrote:
> Hi,
>
> d_move() in fs/dcache.c is checking the kernel lock is held
> (switch_names() does the same, but is only called from d_move()).
>
> My question is why?
> I can't see what it is using the kernel lock to sync/protect against.
Metric buttload of users of ->d_parent in the filesystems.
^ permalink raw reply [flat|nested] 2+ messages in thread
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