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Donenfeld" , Christophe Leroy , Michael Ellerman , Nicholas Piggin , Naveen N Rao , Ingo Molnar , Borislav Petkov , Dave Hansen , "H . Peter Anvin" , Theodore Ts'o , Arnd Bergmann , Andrew Morton , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers Subject: Re: [PATCH v3 2/2] vdso: Introduce vdso/page.h In-Reply-To: <87wmihr49g.ffs@tglx> References: <20241003152910.3287259-1-vincenzo.frascino@arm.com> <20241003152910.3287259-3-vincenzo.frascino@arm.com> <87wmihr49g.ffs@tglx> Date: Wed, 09 Oct 2024 12:04:10 +0200 Message-ID: <87ttdlr3s5.ffs@tglx> MIME-Version: 1.0 Content-Type: text/plain X-Rspam-User: X-Stat-Signature: 1nnydxdksrd8r8q83aen8t3paihkqm4u X-Rspamd-Queue-Id: 46B2F1A0008 X-Rspamd-Server: rspam11 X-HE-Tag: 1728468253-574073 X-HE-Meta: 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 KIR/gbUl NWWgG+ktxCkzCr2eyq9/b3KvknpgHFvAwMT2I86Jhd0MkU965DiEdA28D+9t/GtyrUTx5mjWl5JcpwhqTUBQwWQiCkxEbRDj3yoveY3tRHTqAULIxO9f0Sg5aoQcG+p8nqP7O9t9P2929pdmehWExVZ46Cg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Oct 09 2024 at 11:53, Thomas Gleixner wrote: > On Thu, Oct 03 2024 at 16:29, Vincenzo Frascino wrote: Hit send too early. >> +#if defined(CONFIG_PHYS_ADDR_T_64BIT) >> +#define PAGE_MASK (~((1 << CONFIG_PAGE_SHIFT) - 1)) This really wants a comment. The magic reliance on integer sign expansion is any thing than obvious. Thanks, tglx