June 2022 - Linux-stable-mirror

FAILED: patch "[PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is" failed to apply to 5.15-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 84ade0a6655bee803d176525ef457175cbf4df22 Mon Sep 17 00:00:00 2001 From: "Naveen N. Rao" <naveen.n.rao(a)linux.vnet.ibm.com> Date: Mon, 16 May 2022 12:44:22 +0530 Subject: [PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is complete Stop using the ftrace trampoline for init section once kernel init is complete. Fixes: 67361cf8071286 ("powerpc/ftrace: Handle large kernel configs") Cc: stable(a)vger.kernel.org # v4.20+ Signed-off-by: Naveen N. Rao <naveen.n.rao(a)linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe(a)ellerman.id.au> Link: https://lore.kernel.org/r/20220516071422.463738-1-naveen.n.rao@linux.vnet.i… diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h index b56166b7ea68..3cee7115441b 100644 --- a/arch/powerpc/include/asm/ftrace.h +++ b/arch/powerpc/include/asm/ftrace.h @@ -86,7 +86,7 @@ static inline bool arch_syscall_match_sym_name(const char *sym, const char *name #endif /* CONFIG_PPC64_ELF_ABI_V1 */ #endif /* CONFIG_FTRACE_SYSCALLS */ -#ifdef CONFIG_PPC64 +#if defined(CONFIG_PPC64) && defined(CONFIG_FUNCTION_TRACER) #include <asm/paca.h> static inline void this_cpu_disable_ftrace(void) @@ -110,11 +110,13 @@ static inline u8 this_cpu_get_ftrace_enabled(void) return get_paca()->ftrace_enabled; } +void ftrace_free_init_tramp(void); #else /* CONFIG_PPC64 */ static inline void this_cpu_disable_ftrace(void) { } static inline void this_cpu_enable_ftrace(void) { } static inline void this_cpu_set_ftrace_enabled(u8 ftrace_enabled) { } static inline u8 this_cpu_get_ftrace_enabled(void) { return 1; } +static inline void ftrace_free_init_tramp(void) { } #endif /* CONFIG_PPC64 */ #endif /* !__ASSEMBLY__ */ diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 2807136a1c19..2a893e06e4f1 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -257,9 +257,7 @@ static int setup_mcount_compiler_tramp(unsigned long tramp) /* Is this a known long jump tramp? */ for (i = 0; i < NUM_FTRACE_TRAMPS; i++) - if (!ftrace_tramps[i]) - break; - else if (ftrace_tramps[i] == tramp) + if (ftrace_tramps[i] == tramp) return 0; /* New trampoline -- read where this goes */ @@ -710,6 +708,17 @@ void arch_ftrace_update_code(int command) extern unsigned int ftrace_tramp_text[], ftrace_tramp_init[]; +void ftrace_free_init_tramp(void) +{ + int i; + + for (i = 0; i < NUM_FTRACE_TRAMPS && ftrace_tramps[i]; i++) + if (ftrace_tramps[i] == (unsigned long)ftrace_tramp_init) { + ftrace_tramps[i] = 0; + return; + } +} + int __init ftrace_dyn_arch_init(void) { int i; diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 177fae5ea0d1..09b7b5e7bb9a 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -22,6 +22,7 @@ #include <asm/kasan.h> #include <asm/svm.h> #include <asm/mmzone.h> +#include <asm/ftrace.h> #include <asm/code-patching.h> #include <mm/mmu_decl.h> @@ -314,6 +315,7 @@ void free_initmem(void) mark_initmem_nx(); static_branch_enable(&init_mem_is_free); free_initmem_default(POISON_FREE_INITMEM); + ftrace_free_init_tramp(); } /*

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is" failed to apply to 5.17-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.17-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 84ade0a6655bee803d176525ef457175cbf4df22 Mon Sep 17 00:00:00 2001 From: "Naveen N. Rao" <naveen.n.rao(a)linux.vnet.ibm.com> Date: Mon, 16 May 2022 12:44:22 +0530 Subject: [PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is complete Stop using the ftrace trampoline for init section once kernel init is complete. Fixes: 67361cf8071286 ("powerpc/ftrace: Handle large kernel configs") Cc: stable(a)vger.kernel.org # v4.20+ Signed-off-by: Naveen N. Rao <naveen.n.rao(a)linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe(a)ellerman.id.au> Link: https://lore.kernel.org/r/20220516071422.463738-1-naveen.n.rao@linux.vnet.i… diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h index b56166b7ea68..3cee7115441b 100644 --- a/arch/powerpc/include/asm/ftrace.h +++ b/arch/powerpc/include/asm/ftrace.h @@ -86,7 +86,7 @@ static inline bool arch_syscall_match_sym_name(const char *sym, const char *name #endif /* CONFIG_PPC64_ELF_ABI_V1 */ #endif /* CONFIG_FTRACE_SYSCALLS */ -#ifdef CONFIG_PPC64 +#if defined(CONFIG_PPC64) && defined(CONFIG_FUNCTION_TRACER) #include <asm/paca.h> static inline void this_cpu_disable_ftrace(void) @@ -110,11 +110,13 @@ static inline u8 this_cpu_get_ftrace_enabled(void) return get_paca()->ftrace_enabled; } +void ftrace_free_init_tramp(void); #else /* CONFIG_PPC64 */ static inline void this_cpu_disable_ftrace(void) { } static inline void this_cpu_enable_ftrace(void) { } static inline void this_cpu_set_ftrace_enabled(u8 ftrace_enabled) { } static inline u8 this_cpu_get_ftrace_enabled(void) { return 1; } +static inline void ftrace_free_init_tramp(void) { } #endif /* CONFIG_PPC64 */ #endif /* !__ASSEMBLY__ */ diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 2807136a1c19..2a893e06e4f1 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -257,9 +257,7 @@ static int setup_mcount_compiler_tramp(unsigned long tramp) /* Is this a known long jump tramp? */ for (i = 0; i < NUM_FTRACE_TRAMPS; i++) - if (!ftrace_tramps[i]) - break; - else if (ftrace_tramps[i] == tramp) + if (ftrace_tramps[i] == tramp) return 0; /* New trampoline -- read where this goes */ @@ -710,6 +708,17 @@ void arch_ftrace_update_code(int command) extern unsigned int ftrace_tramp_text[], ftrace_tramp_init[]; +void ftrace_free_init_tramp(void) +{ + int i; + + for (i = 0; i < NUM_FTRACE_TRAMPS && ftrace_tramps[i]; i++) + if (ftrace_tramps[i] == (unsigned long)ftrace_tramp_init) { + ftrace_tramps[i] = 0; + return; + } +} + int __init ftrace_dyn_arch_init(void) { int i; diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 177fae5ea0d1..09b7b5e7bb9a 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -22,6 +22,7 @@ #include <asm/kasan.h> #include <asm/svm.h> #include <asm/mmzone.h> +#include <asm/ftrace.h> #include <asm/code-patching.h> #include <mm/mmu_decl.h> @@ -314,6 +315,7 @@ void free_initmem(void) mark_initmem_nx(); static_branch_enable(&init_mem_is_free); free_initmem_default(POISON_FREE_INITMEM); + ftrace_free_init_tramp(); } /*

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is" failed to apply to 5.18-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.18-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 84ade0a6655bee803d176525ef457175cbf4df22 Mon Sep 17 00:00:00 2001 From: "Naveen N. Rao" <naveen.n.rao(a)linux.vnet.ibm.com> Date: Mon, 16 May 2022 12:44:22 +0530 Subject: [PATCH] powerpc/ftrace: Remove ftrace init tramp once kernel init is complete Stop using the ftrace trampoline for init section once kernel init is complete. Fixes: 67361cf8071286 ("powerpc/ftrace: Handle large kernel configs") Cc: stable(a)vger.kernel.org # v4.20+ Signed-off-by: Naveen N. Rao <naveen.n.rao(a)linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe(a)ellerman.id.au> Link: https://lore.kernel.org/r/20220516071422.463738-1-naveen.n.rao@linux.vnet.i… diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h index b56166b7ea68..3cee7115441b 100644 --- a/arch/powerpc/include/asm/ftrace.h +++ b/arch/powerpc/include/asm/ftrace.h @@ -86,7 +86,7 @@ static inline bool arch_syscall_match_sym_name(const char *sym, const char *name #endif /* CONFIG_PPC64_ELF_ABI_V1 */ #endif /* CONFIG_FTRACE_SYSCALLS */ -#ifdef CONFIG_PPC64 +#if defined(CONFIG_PPC64) && defined(CONFIG_FUNCTION_TRACER) #include <asm/paca.h> static inline void this_cpu_disable_ftrace(void) @@ -110,11 +110,13 @@ static inline u8 this_cpu_get_ftrace_enabled(void) return get_paca()->ftrace_enabled; } +void ftrace_free_init_tramp(void); #else /* CONFIG_PPC64 */ static inline void this_cpu_disable_ftrace(void) { } static inline void this_cpu_enable_ftrace(void) { } static inline void this_cpu_set_ftrace_enabled(u8 ftrace_enabled) { } static inline u8 this_cpu_get_ftrace_enabled(void) { return 1; } +static inline void ftrace_free_init_tramp(void) { } #endif /* CONFIG_PPC64 */ #endif /* !__ASSEMBLY__ */ diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 2807136a1c19..2a893e06e4f1 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -257,9 +257,7 @@ static int setup_mcount_compiler_tramp(unsigned long tramp) /* Is this a known long jump tramp? */ for (i = 0; i < NUM_FTRACE_TRAMPS; i++) - if (!ftrace_tramps[i]) - break; - else if (ftrace_tramps[i] == tramp) + if (ftrace_tramps[i] == tramp) return 0; /* New trampoline -- read where this goes */ @@ -710,6 +708,17 @@ void arch_ftrace_update_code(int command) extern unsigned int ftrace_tramp_text[], ftrace_tramp_init[]; +void ftrace_free_init_tramp(void) +{ + int i; + + for (i = 0; i < NUM_FTRACE_TRAMPS && ftrace_tramps[i]; i++) + if (ftrace_tramps[i] == (unsigned long)ftrace_tramp_init) { + ftrace_tramps[i] = 0; + return; + } +} + int __init ftrace_dyn_arch_init(void) { int i; diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 177fae5ea0d1..09b7b5e7bb9a 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -22,6 +22,7 @@ #include <asm/kasan.h> #include <asm/svm.h> #include <asm/mmzone.h> +#include <asm/ftrace.h> #include <asm/code-patching.h> #include <mm/mmu_decl.h> @@ -314,6 +315,7 @@ void free_initmem(void) mark_initmem_nx(); static_branch_enable(&init_mem_is_free); free_initmem_default(POISON_FREE_INITMEM); + ftrace_free_init_tramp(); } /*

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override" failed to apply to 5.17-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.17-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From f44b3e74c33fe04defeff24ebcae98c3bcc5b285 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:22 +0100 Subject: [PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 7505576d1c1a ("MIPS: add support for SGI Octane (IP30)") Cc: stable(a)vger.kernel.org # v5.5+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h index 8ad0c424a9af..ce4e4c6e09e2 100644 --- a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h @@ -28,7 +28,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override" failed to apply to 5.10-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.10-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From f44b3e74c33fe04defeff24ebcae98c3bcc5b285 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:22 +0100 Subject: [PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 7505576d1c1a ("MIPS: add support for SGI Octane (IP30)") Cc: stable(a)vger.kernel.org # v5.5+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h index 8ad0c424a9af..ce4e4c6e09e2 100644 --- a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h @@ -28,7 +28,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override" failed to apply to 5.15-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From f44b3e74c33fe04defeff24ebcae98c3bcc5b285 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:22 +0100 Subject: [PATCH] MIPS: IP30: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 7505576d1c1a ("MIPS: add support for SGI Octane (IP30)") Cc: stable(a)vger.kernel.org # v5.5+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h index 8ad0c424a9af..ce4e4c6e09e2 100644 --- a/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip30/cpu-feature-overrides.h @@ -28,7 +28,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" failed to apply to 4.14-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 4.14-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 424c3781dd1cb401857585331eaaa425a13f2429 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:16 +0100 Subject: [PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 0ebb2f4159af ("MIPS: IP27: Update/restructure CPU overrides") Cc: stable(a)vger.kernel.org # v4.2+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h index c8385c4e8664..568fe09332eb 100644 --- a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h @@ -25,7 +25,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" failed to apply to 4.9-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 4.9-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 424c3781dd1cb401857585331eaaa425a13f2429 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:16 +0100 Subject: [PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 0ebb2f4159af ("MIPS: IP27: Update/restructure CPU overrides") Cc: stable(a)vger.kernel.org # v4.2+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h index c8385c4e8664..568fe09332eb 100644 --- a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h @@ -25,7 +25,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" failed to apply to 5.10-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 5.10-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 424c3781dd1cb401857585331eaaa425a13f2429 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:16 +0100 Subject: [PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 0ebb2f4159af ("MIPS: IP27: Update/restructure CPU overrides") Cc: stable(a)vger.kernel.org # v4.2+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h index c8385c4e8664..568fe09332eb 100644 --- a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h @@ -25,7 +25,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

FAILED: patch "[PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override" failed to apply to 4.19-stable tree

by gregkh＠linuxfoundation.org

The patch below does not apply to the 4.19-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable(a)vger.kernel.org>. thanks, greg k-h ------------------ original commit in Linus's tree ------------------ From 424c3781dd1cb401857585331eaaa425a13f2429 Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" <macro(a)orcam.me.uk> Date: Sun, 1 May 2022 23:14:16 +0100 Subject: [PATCH] MIPS: IP27: Remove incorrect `cpu_has_fpu' override Remove unsupported forcing of `cpu_has_fpu' to 1, which makes the `nofpu' kernel parameter non-functional, and also causes a link error: ld: arch/mips/kernel/traps.o: in function `trap_init': ./arch/mips/include/asm/msa.h:(.init.text+0x348): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x354): undefined reference to `handle_fpe' ld: ./arch/mips/include/asm/msa.h:(.init.text+0x360): undefined reference to `handle_fpe' where the CONFIG_MIPS_FP_SUPPORT configuration option has been disabled. Signed-off-by: Maciej W. Rozycki <macro(a)orcam.me.uk> Reported-by: Stephen Zhang <starzhangzsd(a)gmail.com> Fixes: 0ebb2f4159af ("MIPS: IP27: Update/restructure CPU overrides") Cc: stable(a)vger.kernel.org # v4.2+ Signed-off-by: Thomas Bogendoerfer <tsbogend(a)alpha.franken.de> diff --git a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h index c8385c4e8664..568fe09332eb 100644 --- a/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h @@ -25,7 +25,6 @@ #define cpu_has_4kex 1 #define cpu_has_3k_cache 0 #define cpu_has_4k_cache 1 -#define cpu_has_fpu 1 #define cpu_has_nofpuex 0 #define cpu_has_32fpr 1 #define cpu_has_counter 1

2 years, 10 months

1
0
0 0

2025

2024

2023

2022

2021

2020

2019

2018

2017

Linux-stable-mirror June 2022