Re: [PATCH] Fix some kallsyms_lookup() vs rmmod races

2007-03-15 Thread Alexey Dobriyan
On Thu, Mar 15, 2007 at 04:53:59PM +, Paulo Marques wrote: > Alexey Dobriyan wrote: > >[cc'ing folks whose proc files are affected] > > > >kallsyms_lookup() can call module_address_lookup() which iterates over > >modules list without module_mutex taken. Comment at the top of > >module_address_l

Re: [PATCH] Fix some kallsyms_lookup() vs rmmod races

2007-03-15 Thread Paulo Marques
Alexey Dobriyan wrote: [cc'ing folks whose proc files are affected] kallsyms_lookup() can call module_address_lookup() which iterates over modules list without module_mutex taken. Comment at the top of module_address_lookup() says it's for oops resolution so races are irrelevant, but in some cas

[PATCH] Fix some kallsyms_lookup() vs rmmod races

2007-03-15 Thread Alexey Dobriyan
[cc'ing folks whose proc files are affected] kallsyms_lookup() can call module_address_lookup() which iterates over modules list without module_mutex taken. Comment at the top of module_address_lookup() says it's for oops resolution so races are irrelevant, but in some cases it's reachable from re