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Multithreaded locking fixes.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4692 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2008-06-07 20:50:51 +00:00
parent 0a878c4760
commit d597536303
10 changed files with 447 additions and 237 deletions
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14
linux-user/qemu.h
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@ -37,6 +37,12 @@ typedef target_long abi_long;
#include "target_signal.h"
#include "gdbstub.h"
#if defined(USE_NPTL)
#define THREAD __thread
#else
#define THREAD
#endif
/* This struct is used to hold certain information about the image.
* Basically, it replicates in user space what would be certain
* task_struct fields in the kernel
@ -184,12 +190,14 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
abi_long arg2, abi_long arg3, abi_long arg4,
abi_long arg5, abi_long arg6);
void gemu_log(const char *fmt, ...) __attribute__((format(printf,1,2)));
extern CPUState *global_env;
extern THREAD CPUState *thread_env;
void cpu_loop(CPUState *env);
void init_paths(const char *prefix);
const char *path(const char *pathname);
char *target_strerror(int err);
int get_osversion(void);
void fork_start(void);
void fork_end(int child);
extern int loglevel;
extern FILE *logfile;
@ -235,6 +243,10 @@ int target_msync(abi_ulong start, abi_ulong len, int flags);
extern unsigned long last_brk;
void mmap_lock(void);
void mmap_unlock(void);
#if defined(USE_NPTL)
void mmap_fork_start(void);
void mmap_fork_end(int child);
#endif
/* user access */