summarylogtreecommitdiffstats
path: root/0007-x86-crash-remove-crash_reserve_low_1M.patch
diff options
context:
space:
mode:
Diffstat (limited to '0007-x86-crash-remove-crash_reserve_low_1M.patch')
-rw-r--r--0007-x86-crash-remove-crash_reserve_low_1M.patch58
1 files changed, 0 insertions, 58 deletions
diff --git a/0007-x86-crash-remove-crash_reserve_low_1M.patch b/0007-x86-crash-remove-crash_reserve_low_1M.patch
deleted file mode 100644
index 903e5fa0969..00000000000
--- a/0007-x86-crash-remove-crash_reserve_low_1M.patch
+++ /dev/null
@@ -1,58 +0,0 @@
-From bb4c1200fdfd6c17fff64e159e625c3678342b87 Mon Sep 17 00:00:00 2001
-From: Mike Rapoport <rppt@linux.ibm.com>
-Date: Tue, 1 Jun 2021 10:53:54 +0300
-Subject: [PATCH 7/8] x86/crash: remove crash_reserve_low_1M()
-
-The entire memory range under 1M is unconditionally reserved at
-setup_arch(), so there is no need for crash_reserve_low_1M() anymore.
-
-Remove this function.
-
-Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
----
- arch/x86/include/asm/crash.h | 6 ------
- arch/x86/kernel/crash.c | 13 -------------
- 2 files changed, 19 deletions(-)
-
-diff --git a/arch/x86/include/asm/crash.h b/arch/x86/include/asm/crash.h
-index f58de66091e5..8b6bd63530dc 100644
---- a/arch/x86/include/asm/crash.h
-+++ b/arch/x86/include/asm/crash.h
-@@ -9,10 +9,4 @@ int crash_setup_memmap_entries(struct kimage *image,
- struct boot_params *params);
- void crash_smp_send_stop(void);
-
--#ifdef CONFIG_KEXEC_CORE
--void __init crash_reserve_low_1M(void);
--#else
--static inline void __init crash_reserve_low_1M(void) { }
--#endif
--
- #endif /* _ASM_X86_CRASH_H */
-diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
-index b1deacbeb266..e0b8d9662da5 100644
---- a/arch/x86/kernel/crash.c
-+++ b/arch/x86/kernel/crash.c
-@@ -70,19 +70,6 @@ static inline void cpu_crash_vmclear_loaded_vmcss(void)
- rcu_read_unlock();
- }
-
--/*
-- * When the crashkernel option is specified, only use the low
-- * 1M for the real mode trampoline.
-- */
--void __init crash_reserve_low_1M(void)
--{
-- if (cmdline_find_option(boot_command_line, "crashkernel", NULL, 0) < 0)
-- return;
--
-- memblock_reserve(0, 1<<20);
-- pr_info("Reserving the low 1M of memory for crashkernel\n");
--}
--
- #if defined(CONFIG_SMP) && defined(CONFIG_X86_LOCAL_APIC)
-
- static void kdump_nmi_callback(int cpu, struct pt_regs *regs)
---
-2.32.0
-