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-rwxr-xr-xsrc/generator.ml4
-rw-r--r--src/guestfs.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/src/generator.ml b/src/generator.ml
index f41413e8..239f021f 100755
--- a/src/generator.ml
+++ b/src/generator.ml
@@ -378,7 +378,7 @@ just want to read the image or write access if you want to modify the
image).
This is equivalent to the qemu parameter
-C<-drive file=filename,cache=off,if=virtio>.
+C<-drive file=filename,cache=off,if=...>.
Note that this call checks for the existence of C<filename>. This
stops you from specifying other types of drive which are supported
@@ -412,7 +412,7 @@ handle is closed. We don't currently have any method to enable
changes to be committed, although qemu can support this.
This is equivalent to the qemu parameter
-C<-drive file=filename,snapshot=on,if=virtio>.
+C<-drive file=filename,snapshot=on,if=...>.
Note that this call checks for the existence of C<filename>. This
stops you from specifying other types of drive which are supported
diff --git a/src/guestfs.c b/src/guestfs.c
index 9cdb2dde..c3bce0b8 100644
--- a/src/guestfs.c
+++ b/src/guestfs.c
@@ -708,7 +708,7 @@ guestfs_add_drive (guestfs_h *g, const char *filename)
}
/* cache=off improves reliability in the event of a host crash. */
- snprintf (buf, len, "file=%s,cache=off,if=virtio", filename);
+ snprintf (buf, len, "file=%s,cache=off,if=%s", filename, DRIVE_IF);
return guestfs_config (g, "-drive", buf);
}
@@ -729,7 +729,7 @@ guestfs_add_drive_ro (guestfs_h *g, const char *filename)
return -1;
}
- snprintf (buf, len, "file=%s,snapshot=on,if=virtio", filename);
+ snprintf (buf, len, "file=%s,snapshot=on,if=%s", filename, DRIVE_IF);
return guestfs_config (g, "-drive", buf);
}