On Wed 14-08-13 20:36:04, Michal Hocko wrote:
> On Wed 14-08-13 15:21:35, Gergely Risko wrote:
> > Fixed swap accounting option parsing to enable if called without argument.
>
> We used to have [no]swapaccount but that one has been removed by a2c8990a
> (memsw: remove noswapaccount kernel parameter) so I do not think that
> swapaccount without any given value makes much sense these days.
Now that I am reading your changelog again it says this is a fix. Have
you experienced any troubles because of the parameter semantic change?
> > Signed-off-by: Gergely Risko <gergely@xxxxxxxx>
> > ---
> > mm/memcontrol.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> > index c290a1c..8ec2507 100644
> > --- a/mm/memcontrol.c
> > +++ b/mm/memcontrol.c
> > @@ -6970,13 +6970,13 @@ struct cgroup_subsys mem_cgroup_subsys = {
> > static int __init enable_swap_account(char *s)
> > {
> > /* consider enabled if no parameter or 1 is given */
> > - if (!strcmp(s, "1"))
> > + if (*s++ != '=' || !*s || !strcmp(s, "1"))
> > really_do_swap_account = 1;
> > else if (!strcmp(s, "0"))
> > really_do_swap_account = 0;
> > return 1;
> > }
> > -__setup("swapaccount=", enable_swap_account);
> > +__setup("swapaccount", enable_swap_account);
> >
> > static void __init memsw_file_init(void)
> > {
> > --
> > 1.8.3.2
> >
> > --
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> --
> Michal Hocko
> SUSE Labs
>
> --
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--
Michal Hocko
SUSE Labs
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