Message ID | 20231124101840.944737-58-ardb@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Fri, 24 Nov 2023 02:20:52 -0800 (PST) Date: Fri, 24 Nov 2023 11:18:57 +0100 In-Reply-To: <20231124101840.944737-41-ardb@google.com> Mime-Version: 1.0 References: <20231124101840.944737-41-ardb@google.com> X-Developer-Key: i=ardb@kernel.org; a=openpgp; fpr=F43D03328115A198C90016883D200E9CA6329909 X-Developer-Signature: v=1; a=openpgp-sha256; l=928; i=ardb@kernel.org; h=from:subject; bh=HZ7unQ26Ahuxg+B9w+1yOuMRfixVzArffI1/mgiVf/w=; b=owGbwMvMwCFmkMcZplerG8N4Wi2JITWhYsrMPf+rJXKevbpY9Pbjk8M/XJ8u1GRJOhFSxP28P qVj+pPCjlIWBjEOBlkxRRaB2X/f7Tw9UarWeZYszBxWJpAhDFycAjCRdYsYGbrZs/WC3ud6nVCe d6FDKDVO3eBt99ekDXVr7/93Wca4aR3DP6ufb54ycVXffhn874OV+/VLIratphNb9toLT1MX+GH 2iwcA X-Mailer: git-send-email 2.43.0.rc1.413.gea7ed67945-goog Message-ID: <20231124101840.944737-58-ardb@google.com> Subject: [PATCH v5 17/39] arm64: idreg-override: avoid strlen() to check for empty strings From: Ard Biesheuvel <ardb@google.com> To: linux-arm-kernel@lists.infradead.org Cc: Ard Biesheuvel <ardb@kernel.org>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Ryan Roberts <ryan.roberts@arm.com>, Anshuman Khandual <anshuman.khandual@arm.com>, Kees Cook <keescook@chromium.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231124_022054_017996_D554B578 X-CRM114-Status: GOOD ( 13.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
Series |
arm64: Reorganize kernel VA space for LPA2
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expand
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diff --git a/arch/arm64/kernel/idreg-override.c b/arch/arm64/kernel/idreg-override.c index cb4de31071d4..96fec5b7a65e 100644 --- a/arch/arm64/kernel/idreg-override.c +++ b/arch/arm64/kernel/idreg-override.c @@ -241,7 +241,7 @@ static void __init match_options(const char *cmdline) override = prel64_to_pointer(®->override_prel); - for (f = 0; strlen(reg->fields[f].name); f++) { + for (f = 0; reg->fields[f].name[0] != '\0'; f++) { u64 shift = reg->fields[f].shift; u64 width = reg->fields[f].width ?: 4; u64 mask = GENMASK_ULL(shift + width - 1, shift);