K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2020-07-10T00:43:45.093199Z
K 7
svn:log
V 355
shm_open2: Implement SHM_GROW_ON_WRITE

Lack of SHM_GROW_ON_WRITE is actively breaking Python's memfd_create tests,
so go ahead and implement it. A future change will make memfd_create always
set SHM_GROW_ON_WRITE, to match Linux behavior and unbreak Python's tests
on -CURRENT.

Reviewed by:	kib
Differential Revision:	https://reviews.freebsd.org/D25502

END