diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0008-kaiser-fix-build-and-FIXME-in-alloc_ldt_struct.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0008-kaiser-fix-build-and-FIXME-in-alloc_ldt_struct.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0008-kaiser-fix-build-and-FIXME-in-alloc_ldt_struct.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0008-kaiser-fix-build-and-FIXME-in-alloc_ldt_struct.patch new file mode 100644 index 00000000..6daaa525 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.9.21/0008-kaiser-fix-build-and-FIXME-in-alloc_ldt_struct.patch @@ -0,0 +1,55 @@ +From fa16ed9c57a88f92dea098848d07f5ffd224a14d Mon Sep 17 00:00:00 2001 +From: Hugh Dickins <hughd@google.com> +Date: Sun, 3 Sep 2017 17:09:44 -0700 +Subject: [PATCH 008/102] kaiser: fix build and FIXME in alloc_ldt_struct() + +Include linux/kaiser.h instead of asm/kaiser.h to build ldt.c without +CONFIG_KAISER. kaiser_add_mapping() does already return an error code, +so fix the FIXME. + +Signed-off-by: Hugh Dickins <hughd@google.com> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + arch/x86/kernel/ldt.c | 10 ++++------ + 1 file changed, 4 insertions(+), 6 deletions(-) + +diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c +index 3c2d55b..8331bad 100644 +--- a/arch/x86/kernel/ldt.c ++++ b/arch/x86/kernel/ldt.c +@@ -15,9 +15,9 @@ + #include <linux/slab.h> + #include <linux/vmalloc.h> + #include <linux/uaccess.h> ++#include <linux/kaiser.h> + + #include <asm/ldt.h> +-#include <asm/kaiser.h> + #include <asm/desc.h> + #include <asm/mmu_context.h> + #include <asm/syscalls.h> +@@ -48,7 +48,7 @@ static struct ldt_struct *alloc_ldt_struct(int size) + { + struct ldt_struct *new_ldt; + int alloc_size; +- int ret = 0; ++ int ret; + + if (size > LDT_ENTRIES) + return NULL; +@@ -76,10 +76,8 @@ static struct ldt_struct *alloc_ldt_struct(int size) + return NULL; + } + +- // FIXME: make kaiser_add_mapping() return an error code +- // when it fails +- kaiser_add_mapping((unsigned long)new_ldt->entries, alloc_size, +- __PAGE_KERNEL); ++ ret = kaiser_add_mapping((unsigned long)new_ldt->entries, alloc_size, ++ __PAGE_KERNEL); + if (ret) { + __free_ldt_struct(new_ldt); + return NULL; +-- +2.7.4 + |