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-rw-r--r--api/src/glfs-fops.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c
index 9070661b9..7572a94f2 100644
--- a/api/src/glfs-fops.c
+++ b/api/src/glfs-fops.c
@@ -591,6 +591,9 @@ glfs_io_async_task (void *data)
case GF_FOP_DISCARD:
ret = glfs_discard (gio->glfd, gio->offset, gio->count);
break;
+ case GF_FOP_ZEROFILL:
+ ret = glfs_zerofill(gio->glfd, gio->offset, gio->count);
+ break;
}
return (int) ret;
@@ -1865,6 +1868,38 @@ glfs_discard_async (struct glfs_fd *glfd, off_t offset, size_t len,
return ret;
}
+int
+glfs_zerofill_async (struct glfs_fd *glfd, off_t offset, size_t len,
+ glfs_io_cbk fn, void *data)
+{
+ struct glfs_io *gio = NULL;
+ int ret = 0;
+
+ gio = GF_CALLOC (1, sizeof (*gio), glfs_mt_glfs_io_t);
+ if (!gio) {
+ errno = ENOMEM;
+ return -1;
+ }
+
+ gio->op = GF_FOP_ZEROFILL;
+ gio->glfd = glfd;
+ gio->offset = offset;
+ gio->count = len;
+ gio->fn = fn;
+ gio->data = data;
+
+ ret = synctask_new (glfs_from_glfd (glfd)->ctx->env,
+ glfs_io_async_task, glfs_io_async_cbk,
+ NULL, gio);
+
+ if (ret) {
+ GF_FREE (gio->iov);
+ GF_FREE (gio);
+ }
+
+ return ret;
+}
+
void
gf_dirent_to_dirent (gf_dirent_t *gf_dirent, struct dirent *dirent)
@@ -2821,6 +2856,36 @@ out:
return ret;
}
+int
+glfs_zerofill (struct glfs_fd *glfd, off_t offset, size_t len)
+{
+ int ret = -1;
+ xlator_t *subvol = NULL;
+ fd_t *fd = NULL;
+
+ __glfs_entry_fd (glfd);
+
+ subvol = glfs_active_subvol (glfd->fs);
+ if (!subvol) {
+ errno = EIO;
+ goto out;
+ }
+
+ fd = glfs_resolve_fd (glfd->fs, subvol, glfd);
+ if (!fd) {
+ errno = EBADFD;
+ goto out;
+ }
+
+ ret = syncop_zerofill (subvol, fd, offset, len);
+out:
+ if (fd)
+ fd_unref(fd);
+
+ glfs_subvol_done (glfd->fs, subvol);
+
+ return ret;
+}
int
glfs_chdir (struct glfs *fs, const char *path)