lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Wed, 17 May 2023 11:59:53 +0800
From:   Wu Bo <bo.wu@...o.com>
To:     chao@...nel.org
Cc:     bo.wu@...o.com, jaegeuk@...nel.org,
        linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, wubo.oduw@...il.com
Subject: Re: [f2fs-dev] [PATCH 1/1] f2fs: pass I_NEW flag to trace event

On 2023/5/17 10:44, Chao Yu wrote:
> On 2023/5/16 20:07, Wu Bo wrote:
>> Modify the order between 'trace_f2fs_iget' & 'unlock_new_inode', so the
>> I_NEW can pass to the trace event when the inode initialised.
>
> Why is it needed? And trace_f2fs_iget() won't print inode->i_state?

When connect a trace_probe to f2fs_iget, it will be able to determine whether
the inode is new initialised in order to do different process.

>
> Thanks,
>
>>
>> Signed-off-by: Wu Bo <bo.wu@...o.com>
>> ---
>>   fs/f2fs/inode.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
>> index cf4327ad106c..caf959289fe7 100644
>> --- a/fs/f2fs/inode.c
>> +++ b/fs/f2fs/inode.c
>> @@ -577,8 +577,8 @@ struct inode *f2fs_iget(struct super_block *sb,
>> unsigned long ino)
>>           file_dont_truncate(inode);
>>       }
>>   -    unlock_new_inode(inode);
>>       trace_f2fs_iget(inode);
>> +    unlock_new_inode(inode);
>>       return inode;
>>     bad_inode:
>
>
> _______________________________________________
> Linux-f2fs-devel mailing list
> Linux-f2fs-devel@...ts.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
>

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ