Re: [PATCH v4 1/6] fs: introduce FMODE_ZONE_APPEND and IOCB_ZONE_APPEND
From: Jens Axboe <axboe@kernel.dk>
Date: 2020-07-24 16:34:36
Also in:
io-uring, linux-block, linux-fsdevel, lkml
On 7/24/20 9:49 AM, Kanchan Joshi wrote:
quoted hunk ↗ jump to hunk
diff --git a/include/linux/fs.h b/include/linux/fs.h index 6c4ab4d..ef13df4 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h@@ -175,6 +175,9 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset, /* File does not contribute to nr_files count */ #define FMODE_NOACCOUNT ((__force fmode_t)0x20000000) +/* File can support zone-append */ +#define FMODE_ZONE_APPEND ((__force fmode_t)0x40000000)
This conflicts with the async buffered read support in linux-next that has been queued up for a long time.
quoted hunk ↗ jump to hunk
@@ -315,6 +318,7 @@ enum rw_hint { #define IOCB_SYNC (1 << 5) #define IOCB_WRITE (1 << 6) #define IOCB_NOWAIT (1 << 7) +#define IOCB_ZONE_APPEND (1 << 8)
Ditto this one, and that also clashes with mainline. The next available bit would be 10, IOCB_WAITQ and IOCB_NOIO are 8 and 9. -- Jens Axboe