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author | Tony Luck <tony.luck@intel.com> | 2005-06-15 14:06:48 -0700 |
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committer | Tony Luck <tony.luck@intel.com> | 2005-06-15 14:06:48 -0700 |
commit | f2cbb4f01936a3e4225692e03b084b78c56d386d (patch) | |
tree | f89f3d8baa250589a38a4dd2df56f84cddae3c76 /kernel/module.c | |
parent | Merge with temp tree to get David's gdb inferior calls patch (diff) | |
parent | [PATCH] update ppc64 defconfig (diff) | |
download | linux-dev-f2cbb4f01936a3e4225692e03b084b78c56d386d.tar.xz linux-dev-f2cbb4f01936a3e4225692e03b084b78c56d386d.zip |
Auto merge with /home/aegl/GIT/linus
Diffstat (limited to 'kernel/module.c')
-rw-r--r-- | kernel/module.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c index 5734ab09d3f9..83b3d376708c 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1758,6 +1758,7 @@ sys_init_module(void __user *umod, const char __user *uargs) { struct module *mod; + mm_segment_t old_fs = get_fs(); int ret = 0; /* Must have permission */ @@ -1775,6 +1776,9 @@ sys_init_module(void __user *umod, return PTR_ERR(mod); } + /* flush the icache in correct context */ + set_fs(KERNEL_DS); + /* Flush the instruction cache, since we've played with text */ if (mod->module_init) flush_icache_range((unsigned long)mod->module_init, @@ -1783,6 +1787,8 @@ sys_init_module(void __user *umod, flush_icache_range((unsigned long)mod->module_core, (unsigned long)mod->module_core + mod->core_size); + set_fs(old_fs); + /* Now sew it into the lists. They won't access us, since strong_try_module_get() will fail. */ stop_machine_run(__link_module, mod, NR_CPUS); |