Avoid ARC buffer transfrom operations in prefetch

This change will prevent prefetch to perform unnecessary ARC buffer fill when reading from disk. Reviewed-by: Alexander Motin <[email protected]> Signed-off-by: Jaydeep Kshirsagar <[email protected]> Co-authored-by: Alexander Motin <[email protected]> Closes #17013
openzfs · Feb 1, 2025 · 21205f6 · 21205f6
1 parent 387ed5c
commit 21205f6
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/module/zfs/arc.c b/module/zfs/arc.c
@@ -6031,6 +6031,7 @@ arc_read(zio_t *pio, spa_t *spa, const blkptr_t *bp,
 		acb->acb_compressed = compressed_read;
 		acb->acb_encrypted = encrypted_read;
 		acb->acb_noauth = noauth_read;
+		acb->acb_nobuf = no_buf;
 		acb->acb_zb = *zb;
 
 		ASSERT3P(hdr->b_l1hdr.b_acb, ==, NULL);