netdev - Re: [PATCH net v2 0/3] fix xa_alloc

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Message-ID: <Z9Q7_wVfk-UXRYGl@casper.infradead.org>
Date: Fri, 14 Mar 2025 14:23:59 +0000
From: Matthew Wilcox <willy@...radead.org>
To: Przemek Kitszel <przemyslaw.kitszel@...el.com>
Cc: Dan Carpenter <dan.carpenter@...aro.org>,
	Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
	netdev@...r.kernel.org, jiri@...nulli.us, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	horms@...nel.org, pierre@...ckhpc.com, hkallweit1@...il.com,
	linux@...linux.org.uk, maxime.chevallier@...tlin.com,
	christophe.leroy@...roup.eu, arkadiusz.kubalewski@...el.com,
	vadim.fedorenko@...ux.dev
Subject: Re: [PATCH net v2 0/3] fix xa_alloc_cyclic() return checks

On Fri, Mar 14, 2025 at 01:52:58PM +0100, Przemek Kitszel wrote:
> What about changing init flags instead, and add a new one for this
> purpose?, say:
> XA_FLAGS_ALLOC_RET0

No.  Dan's suggestion is better.  Actually, I'd go further and
make xa_alloc_cyclic() always do that.  People who want the wrapping
information get to call __xa_alloc_cyclic themselves.