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Howlett" , Michael Bommarito , Peter Xu , linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Greg Kroah-Hartman , Sasha Levin Subject: Re: [PATCH v2 1/3] userfaultfd: verify VMA state across UFFDIO_COPY retry Message-ID: References: <20260527184751.4147364-1-rppt@kernel.org> <20260527184751.4147364-2-rppt@kernel.org> <20260608093918.68ce9d7d5694380e3055e293@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260608093918.68ce9d7d5694380e3055e293@linux-foundation.org> X-Rspamd-Queue-Id: C4277C0002 X-Rspam-User: X-Stat-Signature: 4hwfa1icyf1gchxz9w79713bkubxioxt X-Rspamd-Server: rspam09 X-HE-Tag: 1780945086-841905 X-HE-Meta: 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 E+Him6a1 JxVRCBFLX14H3fRfDuIEsTqRbq3rqyiZ0smuT0tlaYSC4xqojYdMWw5/8VL0oNi+gMVgHJBjGSa98SnaXS4gxfGwxgoIq5beF1Da3bCJFE3iBj5J1yvkG/4oaV5VwUDr0GnlpFp2F/NiZTMSWlWlXs7DfenHNrLEu9qgNw4BUoLXlbGyfBgwWjbFpiau9uNzb773r8nke/Sb6ZJZQCv7cY1d/6fFwXkjdFvPsscGdtgYep4y8ObsqObN9xdc0698cqw+Na6nZOgOBL8MeTUdYHINwa0McyAOlbJiKauXTVAegL2OdwfbJDgPOh2of6NgJg9zuoFVRbVlXsCjSFyUAW9zu+kILXnOgbylSTyaFWwGbqAKBmwXkYZU+QjwGv/dEGubFPEFbIW7z5w/XEbLS5N+SAxEpz/z22IX6QR4Asmtn+JU= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Jun 08, 2026 at 09:39:18AM -0700, Andrew Morton wrote: > On Mon, 8 Jun 2026 14:03:11 +0100 Lorenzo Stoakes wrote: > > > > > > Fixes: 292411fda25b ("mm/userfaultfd: detect VMA type change after copy retry in mfill_copy_folio_retry()") > > > > > Fixes: 6ab703034f14 ("userfaultfd: mfill_atomic(): remove retry logic") > > > > > > > > Did we want a Cc: Stable? > > > > > > Andrew adds it when applying. > > > > Hmm, I didn't think this always happened by default? :) > > Nope, adding cc:stable is manual, case-by-case and the -stable > maintainers have been asked not to automatically backport MM patches > which contain Fixes:. > > So this one snuck into mainline without the cc:stable tag. > > Thanks for noticing. Greg, Sasha: can we please add mainline's > 85668fda932a ("userfaultfd: verify VMA state across UFFDIO_COPY retry") > to the backporting pile? There is no need to backport, both commits that 85668fda932a fixes are in 7.1. -- Sincerely yours, Mike.