[Bug 267555] mmap of dsp device fails if sound buffer is not a multiple of page size

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 267555] mmap of dsp device fails if sound buffer is not a multiple of page size"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Fri, 04 Nov 2022 18:06:29 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=267555

--- Comment #4 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=ad370f7658ba59811d02c04032ac33ef787f752f

commit ad370f7658ba59811d02c04032ac33ef787f752f
Author:     Florian Walpen <dev@submerge.ch>
AuthorDate: 2022-11-04 18:04:26 +0000
Commit:     Hans Petter Selasky <hselasky@FreeBSD.org>
CommitDate: 2022-11-04 18:05:34 +0000

    sound(4): Fix memory map of /dev/dsp devices when buffer size is not a
multiple of PAGE_SIZE.

    By using sndbuf_getallocsize() instead of sndbuf_getsize() in
dsp_mmap_single().

    PR:             267555
    MFC after:      1 week
    Sponsored by:   NVIDIA Networking

 sys/dev/sound/pcm/dsp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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