Files
poky/meta/packages/qemu/files/31_syscalls.patch
Richard Purdie f1edd3b119 qemu: Resolve various segfault issues
git-svn-id: https://svn.o-hand.com/repos/poky/trunk@2060 311d38ba-8fff-0310-9ca6-ca027cbcb966
2007-06-29 11:10:33 +00:00

50 lines
1.7 KiB
Diff

#DPATCHLEVEL=0
---
# Makefile.target | 2 +-
# linux-user/syscall.c | 11 ++++++++---
# 2 files changed, 9 insertions(+), 4 deletions(-)
#
Index: linux-user/syscall.c
===================================================================
--- linux-user/syscall.c.orig 2007-06-13 11:51:52.000000000 +0100
+++ linux-user/syscall.c 2007-06-13 11:52:18.000000000 +0100
@@ -180,6 +180,7 @@ extern int getresuid(uid_t *, uid_t *, u
extern int setresgid(gid_t, gid_t, gid_t);
extern int getresgid(gid_t *, gid_t *, gid_t *);
extern int setgroups(int, gid_t *);
+extern int uselib(const char*);
/*
* This list is the union of errno values overidden in asm-<arch>/errno.h
@@ -3215,7 +3216,8 @@ long do_syscall(void *cpu_env, int num,
break;
#ifdef TARGET_NR_uselib
case TARGET_NR_uselib:
- goto unimplemented;
+ ret = get_errno(uselib(path((const char*)arg1)));
+ break;
#endif
#ifdef TARGET_NR_swapon
case TARGET_NR_swapon:
@@ -4405,7 +4407,9 @@ long do_syscall(void *cpu_env, int num,
goto unimplemented;
#ifdef TARGET_NR_mincore
case TARGET_NR_mincore:
- goto unimplemented;
+ page_unprotect_range((void*)arg3, ((size_t)arg2 + TARGET_PAGE_SIZE - 1) / TARGET_PAGE_SIZE);
+ ret = get_errno(mincore((void*)arg1, (size_t)arg2, (unsigned char*)arg3));
+ break;
#endif
#ifdef TARGET_NR_madvise
case TARGET_NR_madvise:
@@ -4539,7 +4543,8 @@ long do_syscall(void *cpu_env, int num,
break;
#ifdef TARGET_NR_readahead
case TARGET_NR_readahead:
- goto unimplemented;
+ ret = get_errno(readahead((int)arg1, (off64_t)arg2, (size_t)arg3));
+ break;
#endif
#ifdef TARGET_NR_setxattr
case TARGET_NR_setxattr: