diff options
| author | Sarah Walker <sarah.walker2@arm.com> | 2026-06-18 15:34:14 +0000 |
|---|---|---|
| committer | Andrew Turner <andrew@FreeBSD.org> | 2026-06-18 16:04:23 +0000 |
| commit | 8fdaa1b16367d809bca8d4d3ac5e08443353eac1 (patch) | |
| tree | b5af59a5076345f64e3ef8827f8ac7681f692a61 | |
| parent | b1af05406b5117d76f567056fba0a023a6374465 (diff) | |
busdma_bounce: Allocate bounce buffers as unprotected
Reviewed by: andrew
Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D56519
| -rw-r--r-- | sys/kern/subr_busdma_bounce.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/kern/subr_busdma_bounce.c b/sys/kern/subr_busdma_bounce.c index 2774128a1ae5..bf9524c6eee5 100644 --- a/sys/kern/subr_busdma_bounce.c +++ b/sys/kern/subr_busdma_bounce.c @@ -283,11 +283,11 @@ alloc_bounce_pages(bus_dma_tag_t dmat, u_int numpages) break; #ifdef dmat_domain bpage->vaddr = contigmalloc_domainset(PAGE_SIZE, - M_BOUNCE, DOMAINSET_PREF(bz->domain), M_NOWAIT, - 0ul, bz->lowaddr, PAGE_SIZE, 0); + M_BOUNCE, DOMAINSET_PREF(bz->domain), + M_NOWAIT | M_UNPROTECTED, 0ul, bz->lowaddr, PAGE_SIZE, 0); #else bpage->vaddr = contigmalloc(PAGE_SIZE, M_BOUNCE, - M_NOWAIT, 0ul, bz->lowaddr, PAGE_SIZE, 0); + M_NOWAIT | M_UNPROTECTED, 0ul, bz->lowaddr, PAGE_SIZE, 0); #endif if (bpage->vaddr == NULL) { free(bpage, M_BUSDMA); |