lkml.org 
[lkml]   [2016]   [Jan]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 16/53 v2] perf tools: Fix mmap2 event allocation in synthesize code
Em Tue, Jan 12, 2016 at 06:51:07PM +0800, Wangnan (F) escreveu:
> On 2016/1/12 18:49, 平松雅巳 / HIRAMATU,MASAMI wrote:
> >>From: Wang Nan [mailto:wangnan0@huawei.com]
> >>perf_event__synthesize_mmap_events() issues mmap2 events, but the
> >>memory of that event is allocated using:
> >>
> >>mmap_event = malloc(sizeof(mmap_event->mmap) + machine->id_hdr_size);
> >>
> >>If path of mmap source file is long (near PATH_MAX), random crash
> >>would happen. Should use sizeof(mmap_event->mmap2).
> >>
> >>Fix two memory allocations.
> >Looks good to me. But hope to have another rename patch soon after this...
>
> According to Arnaldo, we don't need rename patch. He think mmap_event
> is okay. Right?

Right, no need for the rename.

- Arnaldo

\
 
 \ /
  Last update: 2016-01-12 15:41    [W:0.094 / U:0.364 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site