Messages in this thread | | | Date | Wed, 25 Jan 2023 13:29:32 +0000 | From | Catalin Marinas <> | Subject | Re: [PATCH v1] Revert "mm: kmemleak: alloc gray object for reserved region with direct map" |
| |
On Tue, Jan 24, 2023 at 03:02:54PM -0800, Isaac J. Manjarres wrote: > This reverts commit 972fa3a7c17c9d60212e32ecc0205dc585b1e769. > > Kmemleak operates by periodically scanning memory regions for pointers > to allocated memory blocks to determine if they are leaked or not. > However, reserved memory regions can be used for DMA transactions > between a device and a CPU, and thus, wouldn't contain pointers to > allocated memory blocks, making them inappropriate for kmemleak to > scan. Thus, revert this commit. > > Cc: stable@vger.kernel.org # 5.17+ > Cc: Calvin Zhang <calvinzhang.cool@gmail.com> > Signed-off-by: Isaac J. Manjarres <isaacmanjarres@google.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
| |