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SubjectRe: [PATCH] Revert "kmemleak: allow to coexist with fault injection"
On Tue, Jul 16, 2019 at 02:23:30PM -0400, Qian Cai wrote:
> As mentioned in anther thread, the situation for kmemleak under memory pressure
> has already been unhealthy. I don't feel comfortable to make it even worse by
> reverting this commit alone. This could potentially make kmemleak kill itself
> easier and miss some more real memory leak later.
> To make it really a short-term solution before the reverting, I think someone
> needs to follow up with the mempool solution with tunable pool size mentioned
> in,

Before my little bit of spare time disappears, let's add the tunable to
the mempool size so that I can repost the patch. Are you ok with a
kernel cmdline parameter or you'd rather change it at runtime? The
latter implies a minor extension to mempool to allow it to refill on
demand. I'd personally go for the former.


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