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-rw-r--r--tapset/ioblock.stp15
1 files changed, 3 insertions, 12 deletions
diff --git a/tapset/ioblock.stp b/tapset/ioblock.stp
index 761e7df7..6376ac23 100644
--- a/tapset/ioblock.stp
+++ b/tapset/ioblock.stp
@@ -62,18 +62,9 @@ function __bio_start_sect:long(bio:long)
/* returns the block device name */
function __bio_devname:string(bio:long)
-%{ /* pure */
- char b[BDEVNAME_SIZE];
- struct bio *bio = (struct bio *)(long)THIS->bio;
- struct block_device *bdev = kread(&(bio->bi_bdev));
- if (bdev == NULL) {
- strlcpy(THIS->__retvalue, "N/A", MAXSTRINGLEN);
- } else {
- const char *name = bdevname(bdev, b); /* FIXME: deref hazard! */
- deref_string(THIS->__retvalue, name, MAXSTRINGLEN);
- }
- CATCH_DEREF_FAULT();
-%}
+{
+ return bdevname(@cast(bio, "bio")->bi_bdev)
+}
global BIO_READ = 0, BIO_WRITE = 1