diff options
Diffstat (limited to 'cpu-target.c')
| -rw-r--r-- | cpu-target.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/cpu-target.c b/cpu-target.c index 20933bde7d..b5230ce183 100644 --- a/cpu-target.c +++ b/cpu-target.c @@ -380,6 +380,8 @@ int cpu_memory_rw_debug(CPUState *cpu, vaddr addr, int ret = -1; int fd = -1; + mmap_lock(); + while (len > 0) { page = addr & TARGET_PAGE_MASK; l = (page + TARGET_PAGE_SIZE) - addr; @@ -414,11 +416,9 @@ int cpu_memory_rw_debug(CPUState *cpu, vaddr addr, * be under mmap_lock() in order to prevent the creation of * another TranslationBlock in between. */ - mmap_lock(); tb_invalidate_phys_range(addr, addr + l - 1); written = pwrite(fd, buf, l, (off_t)(uintptr_t)g2h_untagged(addr)); - mmap_unlock(); if (written != l) { goto out_close; } @@ -454,6 +454,8 @@ out_close: close(fd); } out: + mmap_unlock(); + return ret; } #endif |