Re: [PATCH 08/24] bsd-user: Use page_check_range_empty for MAP_EXCL

On 6/30/23 20:46, Warner Losh wrote: On Fri, Jun 30, 2023 at 7:22 AM Richard Henderson > wrote: The previous check returned -1 when any page within [start, start+len) is unmapped, not when all are unmapped. Cc: Warner Losh mailto:i...@bsdimp.c

Re: [PATCH 08/24] bsd-user: Use page_check_range_empty for MAP_EXCL

On Fri, Jun 30, 2023 at 7:22 AM Richard Henderson < richard.hender...@linaro.org> wrote: > The previous check returned -1 when any page within > [start, start+len) is unmapped, not when all are unmapped. > > Cc: Warner Losh > Cc: Kyle Evans > Signed-off-by: Richard Henderson > --- > bsd-user/m

[PATCH 08/24] bsd-user: Use page_check_range_empty for MAP_EXCL

The previous check returned -1 when any page within [start, start+len) is unmapped, not when all are unmapped. Cc: Warner Losh Cc: Kyle Evans Signed-off-by: Richard Henderson --- bsd-user/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bsd-user/mmap.c b/bsd-user/mmap