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Wed, 8 Jan 2025 10:15:04 +0000 (GMT) From: Sourabh Jain To: linuxppc-dev@lists.ozlabs.org Cc: Sourabh Jain , Andrew Morton , Baoquan he , Hari Bathini , Madhavan Srinivasan , Michael Ellerman , kexec@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v1 1/5] crash: remove an unused argument from reserve_crashkernel_generic() Date: Wed, 8 Jan 2025 15:44:54 +0530 Message-ID: <20250108101458.406806-2-sourabhjain@linux.ibm.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250108101458.406806-1-sourabhjain@linux.ibm.com> References: <20250108101458.406806-1-sourabhjain@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: IU4BIVkhGg9N4NI_oMQyJA8sLG-MN9Wy X-Proofpoint-GUID: IU4BIVkhGg9N4NI_oMQyJA8sLG-MN9Wy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 spamscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 mlxlogscore=872 bulkscore=0 mlxscore=0 malwarescore=0 adultscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501080082 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250108_021520_804297_9CA14D44 X-CRM114-Status: GOOD ( 15.83 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org cmdline argument is not used in reserve_crashkernel_generic() so remove it. Correspondingly, all the callers have been updated as well. No functional change intended. Cc: Andrew Morton Cc: Baoquan he Cc: Hari Bathini CC: Madhavan Srinivasan Cc: Michael Ellerman Cc: kexec@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Sourabh Jain --- arch/arm64/mm/init.c | 6 ++---- arch/loongarch/kernel/setup.c | 5 ++--- arch/riscv/mm/init.c | 6 ++---- arch/x86/kernel/setup.c | 6 ++---- include/linux/crash_reserve.h | 11 +++++------ kernel/crash_reserve.c | 9 ++++----- 6 files changed, 17 insertions(+), 26 deletions(-) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index ccdef53872a0..2e496209af80 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -98,21 +98,19 @@ static void __init arch_reserve_crashkernel(void) { unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static phys_addr_t __init max_zone_phys(phys_addr_t zone_limit) diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c index 56934fe58170..ece9c4266c3f 100644 --- a/arch/loongarch/kernel/setup.c +++ b/arch/loongarch/kernel/setup.c @@ -259,18 +259,17 @@ static void __init arch_reserve_crashkernel(void) int ret; unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static void __init fdt_setup(void) diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index fc53ce748c80..750991df9e52 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -1377,21 +1377,19 @@ static void __init arch_reserve_crashkernel(void) { unsigned long long low_size = 0; unsigned long long crash_base, crash_size; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) return; - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } void __init paging_init(void) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index f1fea506e20f..15b6823556c8 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -469,14 +469,13 @@ static void __init memblock_x86_reserve_range_setup_data(void) static void __init arch_reserve_crashkernel(void) { unsigned long long crash_base, crash_size, low_size = 0; - char *cmdline = boot_command_line; bool high = false; int ret; if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) return; - ret = parse_crashkernel(cmdline, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), &crash_size, &crash_base, &low_size, &high); if (ret) @@ -487,8 +486,7 @@ static void __init arch_reserve_crashkernel(void) return; } - reserve_crashkernel_generic(cmdline, crash_size, crash_base, - low_size, high); + reserve_crashkernel_generic(crash_size, crash_base, low_size, high); } static struct resource standard_io_resources[] = { diff --git a/include/linux/crash_reserve.h b/include/linux/crash_reserve.h index 5a9df944fb80..1fe7e7d1b214 100644 --- a/include/linux/crash_reserve.h +++ b/include/linux/crash_reserve.h @@ -32,13 +32,12 @@ int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, #define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM() #endif -void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high); +void __init reserve_crashkernel_generic(unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high); #else -static inline void __init reserve_crashkernel_generic(char *cmdline, +static inline void __init reserve_crashkernel_generic( unsigned long long crash_size, unsigned long long crash_base, unsigned long long crash_low_size, diff --git a/kernel/crash_reserve.c b/kernel/crash_reserve.c index a620fb4b2116..aff7c0fdbefa 100644 --- a/kernel/crash_reserve.c +++ b/kernel/crash_reserve.c @@ -375,11 +375,10 @@ static int __init reserve_crashkernel_low(unsigned long long low_size) return 0; } -void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high) +void __init reserve_crashkernel_generic(unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high) { unsigned long long search_end = CRASH_ADDR_LOW_MAX, search_base = 0; bool fixed_base = false; -- 2.47.1