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author | Atemu <atemu.main@gmail.com> | 2021-01-27 21:25:20 +0100 |
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committer | Alyssa Ross <hi@alyssa.is> | 2021-06-09 09:32:57 +0000 |
commit | 9462ee33225b108807c30802fb04bbdb831a2776 (patch) | |
tree | fab7a2c732eb9e55f6d21bbc5c8ba7b4483ea133 /pkgs/os-specific/linux | |
parent | d70c553b32b6381843e6bf5277d54541e368c3a1 (diff) | |
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kernelPatches: drop export_kernel_fpu_functions
Hasn't been necessary since ZFS 0.8.3 (cherry picked from commit 88f877e07def90a2c77106b86802b143ca8f97b3) Backporting this for Spectrum because it won't apply to future CrOS kernels. Message-Id: <20210603091138.24942-1-hi@alyssa.is>
Diffstat (limited to 'pkgs/os-specific/linux')
3 files changed, 0 insertions, 113 deletions
diff --git a/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_4_14.patch b/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_4_14.patch deleted file mode 100644 index 205497aee2d..00000000000 --- a/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_4_14.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 245e0f743d814c9ff2d1c748175e321301eb16cf Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io> -Date: Thu, 2 May 2019 05:28:08 +0100 -Subject: [PATCH] x86/fpu: Export __kernel_fpu_{begin,end}() - -This partially undo commit: - -12209993 x86/fpu: Don't export __kernel_fpu_{begin,end}() - -We need this symbol in zfs for AES-NI/AVX support. ---- - arch/x86/include/asm/fpu/api.h | 2 ++ - arch/x86/kernel/fpu/core.c | 6 ++++-- - 2 files changed, 6 insertions(+), 2 deletions(-) - -diff --git a/arch/x86/include/asm/fpu/api.h b/arch/x86/include/asm/fpu/api.h -index b56d504af6545..7d53388d266ea 100644 ---- a/arch/x86/include/asm/fpu/api.h -+++ b/arch/x86/include/asm/fpu/api.h -@@ -18,6 +18,8 @@ - * If you intend to use the FPU in softirq you need to check first with - * irq_fpu_usable() if it is possible. - */ -+extern void __kernel_fpu_begin(void); -+extern void __kernel_fpu_end(void); - extern void kernel_fpu_begin(void); - extern void kernel_fpu_end(void); - extern bool irq_fpu_usable(void); -diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c -index 2e5003fef51a9..2ea85b32421a0 100644 ---- a/arch/x86/kernel/fpu/core.c -+++ b/arch/x86/kernel/fpu/core.c -@@ -93,7 +93,7 @@ bool irq_fpu_usable(void) - } - EXPORT_SYMBOL(irq_fpu_usable); - --static void __kernel_fpu_begin(void) -+void __kernel_fpu_begin(void) - { - struct fpu *fpu = ¤t->thread.fpu; - -@@ -111,8 +111,9 @@ static void __kernel_fpu_begin(void) - __cpu_invalidate_fpregs_state(); - } - } -+EXPORT_SYMBOL(__kernel_fpu_begin); - --static void __kernel_fpu_end(void) -+void __kernel_fpu_end(void) - { - struct fpu *fpu = ¤t->thread.fpu; - -@@ -121,6 +122,7 @@ static void __kernel_fpu_end(void) - - kernel_fpu_enable(); - } -+EXPORT_SYMBOL(__kernel_fpu_end); - - void kernel_fpu_begin(void) - { diff --git a/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_5_3.patch b/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_5_3.patch deleted file mode 100644 index dc9ca64bdc1..00000000000 --- a/pkgs/os-specific/linux/kernel/export_kernel_fpu_functions_5_3.patch +++ /dev/null @@ -1,42 +0,0 @@ -From 1e010beda2896bdf3082fb37a3e49f8ce20e04d8 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io> -Date: Thu, 2 May 2019 05:28:08 +0100 -Subject: [PATCH] x86/fpu: Export kernel_fpu_{begin,end}() with - EXPORT_SYMBOL_GPL -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -We need these symbols in zfs as the fpu implementation breaks userspace: - -https://github.com/zfsonlinux/zfs/issues/9346 -Signed-off-by: Jörg Thalheim <joerg@thalheim.io> ---- - arch/x86/kernel/fpu/core.c | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - -diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c -index 12c70840980e..352538b3bb5d 100644 ---- a/arch/x86/kernel/fpu/core.c -+++ b/arch/x86/kernel/fpu/core.c -@@ -102,7 +102,7 @@ void kernel_fpu_begin(void) - } - __cpu_invalidate_fpregs_state(); - } --EXPORT_SYMBOL_GPL(kernel_fpu_begin); -+EXPORT_SYMBOL(kernel_fpu_begin); - - void kernel_fpu_end(void) - { -@@ -111,7 +111,7 @@ void kernel_fpu_end(void) - this_cpu_write(in_kernel_fpu, false); - preempt_enable(); - } --EXPORT_SYMBOL_GPL(kernel_fpu_end); -+EXPORT_SYMBOL(kernel_fpu_end); - - /* - * Save the FPU state (mark it for reload if necessary): --- -2.23.0 - diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix index 8ce1ac2b587..678cec34b70 100644 --- a/pkgs/os-specific/linux/kernel/patches.nix +++ b/pkgs/os-specific/linux/kernel/patches.nix @@ -76,17 +76,6 @@ }; }; - export_kernel_fpu_functions = { - "4.14" = { - name = "export_kernel_fpu_functions"; - patch = ./export_kernel_fpu_functions_4_14.patch; - }; - "5.3" = { - name = "export_kernel_fpu_functions"; - patch = ./export_kernel_fpu_functions_5_3.patch; - }; - }; - # patches from https://lkml.org/lkml/2019/7/15/1748 mac_nvme_t2 = rec { name = "mac_nvme_t2"; |