diff options
-rw-r--r-- | meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm64_kexec-arm64.c-workaround-for-getrandom-syscall.patch | 61 | ||||
-rw-r--r-- | meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb | 3 |
2 files changed, 63 insertions, 1 deletions
diff --git a/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm64_kexec-arm64.c-workaround-for-getrandom-syscall.patch b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm64_kexec-arm64.c-workaround-for-getrandom-syscall.patch new file mode 100644 index 0000000000..b22ac3aca4 --- /dev/null +++ b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/arm64_kexec-arm64.c-workaround-for-getrandom-syscall.patch @@ -0,0 +1,61 @@ +From 10afeecd10499fbd64b2c68d3b076c6906df441f Mon Sep 17 00:00:00 2001 +From: Andrea Adami <andrea.adami@gmail.com> +Date: Wed, 5 Sep 2018 17:07:48 +0200 +Subject: [PATCH] kexec-arm64.c: workaround for getrandom() syscall + +The syscall was added to OE's klibc. +Fix + +| ../git/kexec/arch/arm64/kexec-arm64.c:19:10: fatal error: syscall.h: No such file or directory +| #include <syscall.h> + +and + +| ../git/kexec/arch/arm64/kexec-arm64.c: In function 'setup_2nd_dtb': +| ../git/kexec/arch/arm64/kexec-arm64.c:499:12: warning: implicit declaration of function 'getrandom'; did you mean 'srandom'? [-Wimplicit-function-declaration] +| result = getrandom(&fdt_val64, + + +Upstream-Status: Inappropriate [klibc specific] +Signed-off-by: Andrea Adami <andrea.adami@gmail.com> +--- + kexec/arch/arm64/kexec-arm64.c | 12 +++++++++++- + 1 file changed, 11 insertions(+), 1 deletion(-) + +diff --git a/kexec/arch/arm64/kexec-arm64.c b/kexec/arch/arm64/kexec-arm64.c +index 7a12479..8a7f5c5 100644 +--- a/kexec/arch/arm64/kexec-arm64.c ++++ b/kexec/arch/arm64/kexec-arm64.c +@@ -16,7 +16,11 @@ + #include <elf.h> + + #include <unistd.h> ++ ++#ifndef __KLIBC__ + #include <syscall.h> ++#endif ++ + #include <errno.h> + #include <linux/random.h> + +@@ -487,10 +491,16 @@ static int setup_2nd_dtb(struct dtb *dtb, char *command_line, int on_crash) + * have a valid random seed to pass to the + * secondary kernel. + */ ++#ifndef __KLIBC__ + result = syscall(SYS_getrandom, &fdt_val64, + sizeof(fdt_val64), + GRND_NONBLOCK); +- ++#else ++ extern ssize_t getrandom(void *, size_t, unsigned int); ++ result = getrandom(&fdt_val64, ++ sizeof(fdt_val64), ++ GRND_NONBLOCK); ++#endif + if(result == -1) { + dbgprintf("%s: Reading random bytes failed.\n", + __func__); +-- +2.7.4 + diff --git a/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb index d6d3dc8352..4bbda4c9e1 100644 --- a/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb +++ b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb @@ -51,7 +51,8 @@ SRC_URI_append_x86-64 = " file://x86_sys_io.patch file://x86_basename.patch \ SRC_URI_append_aarch64 = " file://arm64_purgatory-Makefile-remove-unknown-flags.patch \ file://arm64_kexec-image-header.h-add-missing-le64toh.patch \ - file://arm64-crashdump-arm64.c-fix-warning.patch" + file://arm64-crashdump-arm64.c-fix-warning.patch \ + file://arm64_kexec-arm64.c-workaround-for-getrandom-syscall.patch" SRC_URI_append_powerpc = " file://powerpc-purgatory-Makefile-remove-unknown-flags.patch" |