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authorroot <root>2011-07-24 03:32:54 +0000
committerroot <root>2011-07-24 03:32:54 +0000
commit95c2bf9fb4cfcbceebac121d5a5a0d702af25cef (patch)
tree9b1f131a618da0a372e46b8a83b3d9b712e2414d /eio.c
parentb6919596507d363d8777bb551ab5ca8b1bbbc28b (diff)
*** empty log message ***
Diffstat (limited to 'eio.c')
-rw-r--r--eio.c50
1 files changed, 39 insertions, 11 deletions
diff --git a/eio.c b/eio.c
index ecf6f61..04985e1 100644
--- a/eio.c
+++ b/eio.c
@@ -218,6 +218,10 @@ static void eio_destroy (eio_req *req);
# endif
#endif
+#if HAVE_SYS_SYSCALL_H
+# include <sys/syscall.h>
+#endif
+
#ifndef D_TYPE
# define D_TYPE(de) 0
#endif
@@ -939,6 +943,24 @@ eio__futimes (int fd, const struct timeval tv[2])
# define fdatasync(fd) fsync (fd)
#endif
+static int
+eio__syncfs (int fd)
+{
+ int res;
+
+#if HAVE_SYS_SYNCFS
+ res = (int)syscall (__NR_syncfs, (int)(fd));
+#else
+ res = -1;
+ errno = ENOSYS;
+#endif
+
+ if (res < 0 && errno == ENOSYS && fd >= 0)
+ sync ();
+
+ return res;
+}
+
/* sync_file_range always needs emulation */
static int
eio__sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags)
@@ -2069,11 +2091,12 @@ eio_execute (etp_worker *self, eio_req *req)
case EIO_SYNC: req->result = 0; sync (); break;
case EIO_FSYNC: req->result = fsync (req->int1); break;
case EIO_FDATASYNC: req->result = fdatasync (req->int1); break;
+ case EIO_SYNCFS: req->result = eio__syncfs (req->int1); break;
+ case EIO_SYNC_FILE_RANGE: req->result = eio__sync_file_range (req->int1, req->offs, req->size, req->int2); break;
case EIO_MSYNC: req->result = eio__msync (req->ptr2, req->size, req->int1); break;
case EIO_MTOUCH: req->result = eio__mtouch (req); break;
case EIO_MLOCK: req->result = eio__mlock (req->ptr2, req->size); break;
case EIO_MLOCKALL: req->result = eio__mlockall (req->int1); break;
- case EIO_SYNC_FILE_RANGE: req->result = eio__sync_file_range (req->int1, req->offs, req->size, req->int2); break;
case EIO_FALLOCATE: req->result = eio__fallocate (req->int1, req->int2, req->offs, req->size); break;
case EIO_READDIR: eio__scandir (req, self); break;
@@ -2164,6 +2187,21 @@ eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, vo
REQ (EIO_MSYNC); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND;
}
+eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data)
+{
+ REQ (EIO_FDATASYNC); req->int1 = fd; SEND;
+}
+
+eio_req *eio_syncfs (int fd, int pri, eio_cb cb, void *data)
+{
+ REQ (EIO_SYNCFS); req->int1 = fd; SEND;
+}
+
+eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data)
+{
+ REQ (EIO_SYNC_FILE_RANGE); req->int1 = fd; req->offs = offset; req->size = nbytes; req->int2 = flags; SEND;
+}
+
eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data)
{
REQ (EIO_MTOUCH); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND;
@@ -2179,21 +2217,11 @@ eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data)
REQ (EIO_MLOCKALL); req->int1 = flags; SEND;
}
-eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data)
-{
- REQ (EIO_SYNC_FILE_RANGE); req->int1 = fd; req->offs = offset; req->size = nbytes; req->int2 = flags; SEND;
-}
-
eio_req *eio_fallocate (int fd, int mode, off_t offset, size_t len, int pri, eio_cb cb, void *data)
{
REQ (EIO_FALLOCATE); req->int1 = fd; req->int2 = mode; req->offs = offset; req->size = len; SEND;
}
-eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data)
-{
- REQ (EIO_FDATASYNC); req->int1 = fd; SEND;
-}
-
eio_req *eio_close (int fd, int pri, eio_cb cb, void *data)
{
REQ (EIO_CLOSE); req->int1 = fd; SEND;