On Thu, 2007-02-15 at 22:34 -0500, Eric W. Biederman wrote:
> > drivers/video/Kconfig:1606:warning: 'select' used by config symbol
> 'FB_PS3'
> > refer to undefined symbol 'PS3_PS3AV'
> > /mnt/md0/devel/linux-mm/ipc/shm.c: In function 'do_shmat':
> > /mnt/md0/devel/linux-mm/ipc/shm.c:945: warnin
> drivers/video/Kconfig:1606:warning: 'select' used by config symbol 'FB_PS3'
> refer to undefined symbol 'PS3_PS3AV'
> /mnt/md0/devel/linux-mm/ipc/shm.c: In function 'do_shmat':
> /mnt/md0/devel/linux-mm/ipc/shm.c:945: warning: passing argument 1 of 'IS_ERR'
> makes pointer from integer without a
Eric W. Biederman napisał(a):
> When enhancing do_shmat I forgot to take into account that shm_lock
> is a spinlock, and was allocating memory with the lock held.
>
> This patch fixes that by grabbing a reference to the dentry and
> mounts of shm_file before we drop the shm_lock and then performin
Eric W. Biederman napisał(a):
> When enhancing do_shmat I forgot to take into account that shm_lock
> is a spinlock, and was allocating memory with the lock held.
>
> This patch fixes that by grabbing a reference to the dentry and
> mounts of shm_file before we drop the shm_lock and then performin
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