diff options
Diffstat (limited to 'modutils')
| -rw-r--r-- | modutils/insmod.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/modutils/insmod.c b/modutils/insmod.c index f45a59465..3fbb02b75 100644 --- a/modutils/insmod.c +++ b/modutils/insmod.c @@ -4235,12 +4235,15 @@ static int insmod_ng_main(int argc ATTRIBUTE_UNUSED, char **argv) } #if 0 - /* Any special reason why mmap? It isn't performace critical... */ - - /* yes, xmalloc'ing can use *alot* of RAM. Don't forget that there are + /* Any special reason why mmap? It isn't performance critical. -vda */ + /* Yes, xmalloc'ing can use *alot* of RAM. Don't forget that there are * modules out there that are half a megabyte! mmap()ing is way nicer - * for small mem boxes, i guess. - */ + * for small mem boxes, i guess. */ + /* But after load, these modules will take up that 0.5mb in kernel + * anyway. Using malloc here causes only a transient spike to 1mb, + * after module is loaded, we go back to normal 0.5mb usage + * (in kernel). Also, mmap isn't magic - when we touch mapped data, + * we use memory. -vda */ int fd; struct stat st; unsigned long len; |