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author <jgarzik@pretzel.yyz.us>2005-06-04 00:40:40 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-06-04 00:40:40 -0400
commitae20ea8525a80a863f70d332cf47b71bd9f54c1f (patch)
tree9d3cedeb65db521a8436b545bd91641549a18d24 /kernel/module.c
parentf497ba735fc9ff4e35a19641143708b3be1c7061 (diff)
parent8be3de3fd8469154a2b3e18a4712032dac5b4a53 (diff)
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Automatic merge of /spare/repo/linux-2.6/.git branch HEAD
Diffstat (limited to 'kernel/module.c')
-rw-r--r--kernel/module.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 5734ab09d3f..83b3d376708 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);