[PATCH v4 03/11] fs: Initial atomic write support

John Garry john.g.garry at oracle.com
Tue Feb 20 00:13:59 PST 2024


On 19/02/2024 19:16, David Sterba wrote:
> On Mon, Feb 19, 2024 at 01:01:01PM +0000, John Garry wrote:
>> From: Prasad Singamsetty<prasad.singamsetty at oracle.com>
>> --- a/include/uapi/linux/fs.h
>> +++ b/include/uapi/linux/fs.h
>> @@ -301,9 +301,12 @@ typedef int __bitwise __kernel_rwf_t;
>>   /* per-IO O_APPEND */
>>   #define RWF_APPEND	((__force __kernel_rwf_t)0x00000010)
>>   
>> +/* Atomic Write */
>> +#define RWF_ATOMIC	((__force __kernel_rwf_t)0x00000040)
> Should this be 0x20 so it's the next bit after RWF_APPEND?

Support for new flag RWF_NOAPPEND - which has value 0x20 - has been 
picked up on the vfs tree for 6.9 .

I had been just basing my series on Linus' release so far while also 
trying to anticipate any merge issue.

Thanks,
John



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