summaryrefslogtreecommitdiff
path: root/eio.h
diff options
context:
space:
mode:
authorroot <root>2008-10-22 18:15:36 +0000
committerroot <root>2008-10-22 18:15:36 +0000
commit76c7228dfabca043f8685b4c21185d6506107658 (patch)
tree66d6960d7d3e02c62035810b8724877780ac3a5c /eio.h
parente1114224e950a1549be615d893899b3cdb2a832e (diff)
*** empty log message ***
Diffstat (limited to 'eio.h')
-rw-r--r--eio.h20
1 files changed, 15 insertions, 5 deletions
diff --git a/eio.h b/eio.h
index 47e8df7..12fc3ed 100644
--- a/eio.h
+++ b/eio.h
@@ -69,12 +69,21 @@ enum {
EIO_UTIME, EIO_FUTIME,
EIO_CHMOD, EIO_FCHMOD,
EIO_CHOWN, EIO_FCHOWN,
- EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC, EIO_MSYNC, EIO_MTOUCH,
+ EIO_SYNC, EIO_FSYNC, EIO_FDATASYNC,
+ EIO_MSYNC, EIO_MTOUCH, EIO_SYNC_FILE_RANGE,
EIO_UNLINK, EIO_RMDIR, EIO_MKDIR, EIO_RENAME,
EIO_MKNOD, EIO_READDIR,
EIO_LINK, EIO_SYMLINK, EIO_READLINK,
EIO_GROUP, EIO_NOP,
- EIO_BUSY,
+ EIO_BUSY
+};
+
+/* eio_sync_file_range flags */
+
+enum {
+ EIO_SYNC_FILE_RANGE_WAIT_BEFORE = 1,
+ EIO_SYNC_FILE_RANGE_WRITE = 2,
+ EIO_SYNC_FILE_RANGE_WAIT_AFTER = 4
};
typedef double eio_tstamp; /* feel free to use double in your code directly */
@@ -86,8 +95,8 @@ struct eio_req
eio_req volatile *next; /* private ETP */
ssize_t result; /* result of syscall, e.g. result = read (... */
- off_t offs; /* read, write, truncate, readahead: file offset */
- size_t size; /* read, write, readahead, sendfile, msync: length */
+ off_t offs; /* read, write, truncate, readahead, sync_file_range: file offset */
+ size_t size; /* read, write, readahead, sendfile, msync, sync_file_range: length */
void *ptr1; /* all applicable requests: pathname, old name */
void *ptr2; /* all applicable requests: new name or memory buffer */
eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */
@@ -95,7 +104,7 @@ struct eio_req
int type; /* EIO_xxx constant ETP */
int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync: flags */
- long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode */
+ long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, sync_file_range: flags */
long int3; /* chown, fchown: gid; mknod: dev_t */
int errorno; /* errno value on syscall return */
@@ -165,6 +174,7 @@ eio_req *eio_fsync (int fd, int pri, eio_cb cb, void *data);
eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data);
eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data);
+eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data);
eio_req *eio_close (int fd, int pri, eio_cb cb, void *data);
eio_req *eio_readahead (int fd, off_t offset, size_t length, int pri, eio_cb cb, void *data);
eio_req *eio_read (int fd, void *buf, size_t length, off_t offset, int pri, eio_cb cb, void *data);