git: d7d0369ad331 - main - recoverdisk: Ensure medium_read is multiple of small_read.

From: Poul-Henning Kamp <phk_at_FreeBSD.org>
Date: Tue, 17 Feb 2026 18:34:28 UTC
The branch main has been updated by phk:

URL: https://cgit.FreeBSD.org/src/commit/?id=d7d0369ad331d17ca2bc0076b2f1ab8bed88c5f4

commit d7d0369ad331d17ca2bc0076b2f1ab8bed88c5f4
Author:     Poul-Henning Kamp <phk@FreeBSD.org>
AuthorDate: 2026-02-17 18:33:41 +0000
Commit:     Poul-Henning Kamp <phk@FreeBSD.org>
CommitDate: 2026-02-17 18:33:41 +0000

    recoverdisk: Ensure medium_read is multiple of small_read.
---
 sbin/recoverdisk/recoverdisk.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sbin/recoverdisk/recoverdisk.c b/sbin/recoverdisk/recoverdisk.c
index 5971f78738ac..a002a8304579 100644
--- a/sbin/recoverdisk/recoverdisk.c
+++ b/sbin/recoverdisk/recoverdisk.c
@@ -677,6 +677,9 @@ determine_read_sizes(void)
 			l <<= 1;
 		}
 		medium_read = h;
+		medium_read -= medium_read % small_read;
+		if (medium_read < small_read)
+			medium_read = small_read;
 		printf("# Got medium_read from small_read & big_read: %ju\n",
 		    (uintmax_t)medium_read
 		);