Re: [RFC v14-rc2][PATCH 6/7] sysvipc-shm: export interface from ipc/shm.c to delete ipc shm

[Oren Laadan <orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>]

Matt Helsley wrote:
> On Tue, Mar 31, 2009 at 01:32:31AM -0400, Oren Laadan wrote:
>> Signed-off-by: Oren Laadan <orenl-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
> 
> The description is empty and this patch is rather pointless without 7/7.
> Any reason you kept it separate from 7/7? At the very least this patch
> needs a brief description.

Yup, forgot the description. Will add.

I try to isolate changes to existing kernel files into separate patches
than the new c/r code. I think it will be helpful to be able to point out
those changes upon request.

Oren.

> 
> Cheers,
> 	-Matt Helsley
> 
>> ---
>>  include/linux/shm.h |    4 ++++
>>  ipc/shm.c           |    4 ++--
>>  2 files changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/include/linux/shm.h b/include/linux/shm.h
>> index eca6235..ec36e99 100644
>> --- a/include/linux/shm.h
>> +++ b/include/linux/shm.h
>> @@ -118,6 +118,10 @@ static inline int is_file_shm_hugepages(struct file *file)
>>  }
>>  #endif
>>
>> +struct ipc_namespace;
>> +extern int shmctl_down(struct ipc_namespace *ns, int shmid, int cmd,
>> +		       struct shmid_ds __user *buf, int version);
>> +
>>  #endif /* __KERNEL__ */
>>
>>  #endif /* _LINUX_SHM_H_ */
>> diff --git a/ipc/shm.c b/ipc/shm.c
>> index 5ac6aec..28a8b57 100644
>> --- a/ipc/shm.c
>> +++ b/ipc/shm.c
>> @@ -605,8 +605,8 @@ static void shm_get_stat(struct ipc_namespace *ns, unsigned long *rss,
>>   * to be held in write mode.
>>   * NOTE: no locks must be held, the rw_mutex is taken inside this function.
>>   */
>> -static int shmctl_down(struct ipc_namespace *ns, int shmid, int cmd,
>> -		       struct shmid_ds __user *buf, int version)
>> +int shmctl_down(struct ipc_namespace *ns, int shmid, int cmd,
>> +		struct shmid_ds __user *buf, int version)
>>  {
>>  	struct kern_ipc_perm *ipcp;
>>  	struct shmid64_ds shmid64;
>> -- 
>> 1.5.4.3
>>
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>