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From: Jens Axboe <axboe@kernel.dk>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4] eventfd: convert to f_op->read_iter()
Date: Fri, 1 May 2020 17:54:09 -0600	[thread overview]
Message-ID: <03867cf3-d5e7-cc29-37d2-1a417a58af45@kernel.dk> (raw)
In-Reply-To: <20200501231231.GR23230@ZenIV.linux.org.uk>

On 5/1/20 5:12 PM, Al Viro wrote:
> On Fri, May 01, 2020 at 01:11:09PM -0600, Jens Axboe wrote:
>> +	flags &= EFD_SHARED_FCNTL_FLAGS;
>> +	flags |= O_RDWR;
>> +	fd = get_unused_fd_flags(flags);
>>  	if (fd < 0)
>> -		eventfd_free_ctx(ctx);
>> +		goto err;
>> +
>> +	file = anon_inode_getfile("[eventfd]", &eventfd_fops, ctx, flags);
>> +	if (IS_ERR(file)) {
>> +		put_unused_fd(fd);
>> +		fd = PTR_ERR(file);
>> +		goto err;
>> +	}
>>  
>> +	file->f_mode |= FMODE_NOWAIT;
>> +	fd_install(fd, file);
>> +	return fd;
>> +err:
>> +	eventfd_free_ctx(ctx);
>>  	return fd;
>>  }
> 
> Looks sane...  I can take it via vfs.git, or leave it for you if you
> have other stuff in the same area...

Would be great if you can queue it up in vfs.git, thanks! Don't have
anything else that'd conflict with this.

-- 
Jens Axboe


  reply	other threads:[~2020-05-01 23:54 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-01 19:11 [PATCH v4] eventfd: convert to f_op->read_iter() Jens Axboe
2020-05-01 23:12 ` Al Viro
2020-05-01 23:54   ` Jens Axboe [this message]
2020-05-03 13:46     ` Al Viro
2020-05-03 14:42       ` Jens Axboe
2020-05-03 16:50         ` Jens Axboe
2020-05-04 12:39 ` Christoph Hellwig
2020-05-08  8:58 ` [eventfd] a4ef93e263: will-it-scale.per_process_ops -2.2% regression kernel test robot

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