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b=YoCHFosBferQRNhsCEhAkOJgSzRbYsxmkUAIrZEpXW1BWOxNbmAyMKNI0mYDzTNK/GUfaK b4izdpnWrlZ8bYBg== Received: by hawking.suse.de (Postfix, from userid 17005) id E2A9D4A04D9; Mon, 30 Mar 2026 10:16:09 +0200 (CEST) From: Andreas Schwab To: Michael Neuling Cc: pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, debug@rivosinc.com, thecharlesjenkins@gmail.com, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] riscv: ptrace: avoid BIT() in UAPI header In-Reply-To: <20260330024248.449292-1-mikey@neuling.org> (Michael Neuling's message of "Mon, 30 Mar 2026 02:42:48 +0000") References: <20260330024248.449292-1-mikey@neuling.org> Date: Mon, 30 Mar 2026 10:16:09 +0200 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Spamd-Result: default: False [15.27 / 50.00]; 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DKIM_TRACE(0.00)[suse.de:+]; DBL_BLOCKED_OPENRESOLVER(0.00)[hawking.suse.de:helo,suse.de:dkim,suse.de:mid,suse.de:email] X-Spamd-Bar: +++++++++++++++ X-Rspamd-Queue-Id: 2B1244D521 X-Rspamd-Action: add header X-Spam-Flag: YES X-Spam-Score: 15.27 X-Spam-Level: *************** X-Spam: Yes On Mär 30 2026, Michael Neuling wrote: > BIT() is not available in UAPI headers — the installed linux/bits.h > (UAPI version) does not define it. Replace BIT() with open-coded > (1UL << x) which is the standard practice for UAPI headers, and drop > the linux/bits.h include that was added by commit 98545620b0 ("riscv: > ptrace: Fix BIT() compilation issues"). There is also the _BITUL macro, which may be preferable. -- Andreas Schwab, SUSE Labs, schwab@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."