diff options
Diffstat (limited to 'include/linux/iomap.h')
| -rw-r--r-- | include/linux/iomap.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 9cd93530013c..02fe001feebb 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -60,6 +60,9 @@ struct vm_fault; * IOMAP_F_ANON_WRITE indicates that (write) I/O does not have a target block * assigned to it yet and the file system will do that in the bio submission * handler, splitting the I/O as needed. + * + * IOMAP_F_ATOMIC_BIO indicates that (write) I/O will be issued as an atomic + * bio, i.e. set REQ_ATOMIC. */ #define IOMAP_F_NEW (1U << 0) #define IOMAP_F_DIRTY (1U << 1) @@ -73,6 +76,7 @@ struct vm_fault; #define IOMAP_F_XATTR (1U << 5) #define IOMAP_F_BOUNDARY (1U << 6) #define IOMAP_F_ANON_WRITE (1U << 7) +#define IOMAP_F_ATOMIC_BIO (1U << 8) /* * Flags set by the core iomap code during operations: @@ -189,9 +193,8 @@ struct iomap_folio_ops { #else #define IOMAP_DAX 0 #endif /* CONFIG_FS_DAX */ -#define IOMAP_ATOMIC_HW (1 << 9) /* HW-based torn-write protection */ +#define IOMAP_ATOMIC (1 << 9) /* torn-write protection */ #define IOMAP_DONTCACHE (1 << 10) -#define IOMAP_ATOMIC_SW (1 << 11)/* SW-based torn-write protection */ struct iomap_ops { /* @@ -503,11 +506,6 @@ struct iomap_dio_ops { */ #define IOMAP_DIO_PARTIAL (1 << 2) -/* - * Use software-based torn-write protection. - */ -#define IOMAP_DIO_ATOMIC_SW (1 << 3) - ssize_t iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, const struct iomap_ops *ops, const struct iomap_dio_ops *dops, unsigned int dio_flags, void *private, size_t done_before); |