lkml.org 
[lkml]   [2021]   [May]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH 26/94] Maple Tree: Add new data structure
Date
* Peter Zijlstra <peterz@infradead.org> [210514 08:18]:
> On Wed, Apr 28, 2021 at 03:36:02PM +0000, Liam Howlett wrote:
> > +static void mas_set_height(struct ma_state *mas)
> > +{
> > + unsigned int new_flags = mas->tree->ma_flags;
> > +
> > + new_flags &= ~MAPLE_HEIGHT_MASK;
> > + new_flags |= mas->depth << MAPLE_HEIGHT_OFFSET;
> > + mas->tree->ma_flags = new_flags;
> > +}
>
> This goes sideways when mas->depth is too large; I didn't quickly see an
> assertion / range checks for mas->depth anywhere.
>

I will add an assert here. Thank you.
\
 
 \ /
  Last update: 2021-05-14 23:31    [W:0.360 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site