Re: [PATCH v1] Revert "mm: kmemleak: alloc gray object for reserved region with direct map"

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On Tue, 24 Jan 2023 15:02:54 -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@xxxxxxxxxxxxxxx # 5.17+
> Cc: Calvin Zhang <calvinzhang.cool@xxxxxxxxx>
> Signed-off-by: Isaac J. Manjarres <isaacmanjarres@xxxxxxxxxx>
> ---
>  drivers/of/fdt.c | 6 +-----
>  1 file changed, 1 insertion(+), 5 deletions(-)
> 

Applied, thanks!




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