diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0001-kaiser-fix-compile-error-without-vsyscall.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0001-kaiser-fix-compile-error-without-vsyscall.patch | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0001-kaiser-fix-compile-error-without-vsyscall.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0001-kaiser-fix-compile-error-without-vsyscall.patch deleted file mode 100644 index bb09930a..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.9.21/0001-kaiser-fix-compile-error-without-vsyscall.patch +++ /dev/null @@ -1,50 +0,0 @@ -From 0f1e01960c3e082feac098be5b754ad3e06c820a Mon Sep 17 00:00:00 2001 -From: Hugh Dickins <hughd@google.com> -Date: Tue, 13 Feb 2018 16:45:20 +0100 -Subject: [PATCH 01/12] kaiser: fix compile error without vsyscall -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Tobias noticed a compile error on 4.4.115, and it's the same on 4.9.80: -arch/x86/mm/kaiser.c: In function ‘kaiser_init’: -arch/x86/mm/kaiser.c:348:8: error: ‘vsyscall_pgprot’ undeclared - (first use in this function) - -It seems like his combination of kernel options doesn't work for KAISER. -X86_VSYSCALL_EMULATION is not set on his system, while LEGACY_VSYSCALL -is set to NONE (LEGACY_VSYSCALL_NONE=y). He managed to get things -compiling again, by moving the 'extern unsigned long vsyscall_pgprot' -outside of the preprocessor statement. This works because the optimizer -removes that code (vsyscall_enabled() is always false) - and that's how -it was done in some older backports. - -Reported-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de> -Signed-off-by: Hugh Dickins <hughd@google.com> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - arch/x86/include/asm/vsyscall.h | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/arch/x86/include/asm/vsyscall.h b/arch/x86/include/asm/vsyscall.h -index 9ee8506..62210da 100644 ---- a/arch/x86/include/asm/vsyscall.h -+++ b/arch/x86/include/asm/vsyscall.h -@@ -13,7 +13,6 @@ extern void map_vsyscall(void); - */ - extern bool emulate_vsyscall(struct pt_regs *regs, unsigned long address); - extern bool vsyscall_enabled(void); --extern unsigned long vsyscall_pgprot; - #else - static inline void map_vsyscall(void) {} - static inline bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) -@@ -22,5 +21,6 @@ static inline bool emulate_vsyscall(struct pt_regs *regs, unsigned long address) - } - static inline bool vsyscall_enabled(void) { return false; } - #endif -+extern unsigned long vsyscall_pgprot; - - #endif /* _ASM_X86_VSYSCALL_H */ --- -2.7.4 - |