[oe-commits] [meta-openembedded] 07/13: kexec-tools-klibc: fix kexec_load() syscall workaround

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khem pushed a commit to branch master-next
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commit b5d062af3d72fce33b5e220ffa97ed696e11d2d3
Author: Andrea Adami <andrea.adami at gmail.com>
AuthorDate: Fri Aug 31 15:40:54 2018 +0200

    kexec-tools-klibc: fix kexec_load() syscall workaround
    
    As soon as klibc adds kexec_file_load() syscall we can rework this patch.
    
    Signed-off-by: Andrea Adami <andrea.adami at gmail.com>
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 ...all.h-work-around-missing-syscall-wrapper.patch | 25 +++++++++++++---------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/0006-kexec-syscall.h-work-around-missing-syscall-wrapper.patch b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/0006-kexec-syscall.h-work-around-missing-syscall-wrapper.patch
index 4a8968b..e0ba9b4 100644
--- a/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/0006-kexec-syscall.h-work-around-missing-syscall-wrapper.patch
+++ b/meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/0006-kexec-syscall.h-work-around-missing-syscall-wrapper.patch
@@ -1,6 +1,6 @@
-From e6aa1f18dc44dc71be3ceada2a96383d22454399 Mon Sep 17 00:00:00 2001
+From 45a80fe7d247898d83edfeabe32b9de80a50a6be Mon Sep 17 00:00:00 2001
 From: Andrea Adami <andrea.adami at gmail.com>
-Date: Thu, 19 Apr 2018 00:25:01 +0200
+Date: Fri, 31 Aug 2018 11:33:51 +0200
 Subject: [PATCH] kexec-syscall.h: work around missing syscall() wrapper
 
 Fix
@@ -12,26 +12,31 @@ Upstream-Status: Inappropriate [klibc specific]
 Signed-off-by: Andrea Adami <andrea.adami at gmail.com>
 
 ---
- kexec/kexec-syscall.h | 8 ++++++++
- 1 file changed, 8 insertions(+)
+ kexec/kexec-syscall.h | 9 +++++++++
+ 1 file changed, 9 insertions(+)
 
 diff --git a/kexec/kexec-syscall.h b/kexec/kexec-syscall.h
-index 33638c2..6b633e4 100644
+index 33638c2..b4bd63c 100644
 --- a/kexec/kexec-syscall.h
 +++ b/kexec/kexec-syscall.h
-@@ -77,7 +77,11 @@ struct kexec_segment;
+@@ -74,11 +74,16 @@
+ 
+ struct kexec_segment;
+ 
++#ifndef __KLIBC__
  static inline long kexec_load(void *entry, unsigned long nr_segments,
  			struct kexec_segment *segments, unsigned long flags)
  {
-+#ifndef __KLIBC__
  	return (long) syscall(__NR_kexec_load, entry, nr_segments, segments, flags);
+ }
 +#else
-+	return (long) kexec_load(entry, nr_segments, segments, flags);
++extern long kexec_load(void *entry, unsigned long nr_segments,
++			struct kexec_segment *segments, unsigned long flags);
 +#endif
- }
  
  static inline int is_kexec_file_load_implemented(void) {
-@@ -90,8 +94,12 @@ static inline long kexec_file_load(int kernel_fd, int initrd_fd,
+ 	if (__NR_kexec_file_load != 0xffffffff)
+@@ -90,8 +95,12 @@ static inline long kexec_file_load(int kernel_fd, int initrd_fd,
  			unsigned long cmdline_len, const char *cmdline_ptr,
  			unsigned long flags)
  {

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