On Fri 12-08-16 18:04:19, robert.f...@collabora.com wrote: > From: Robert Foss <robert.f...@collabora.com> > > This series implements /proc/PID/totmaps, a tool for retrieving summarized > information about the mappings of a process.
The changelog is absolutely missing the usecase. Why do we need this? Why existing interfaces are not sufficient? > Changes since v1: > - Removed IS_ERR check from get_task_mm() function > - Changed comment format > - Moved proc_totmaps_operations declaration inside internal.h > - Switched to using do_maps_open() in totmaps_open() function, > which provides privilege checking > - Error handling reworked for totmaps_open() function > - Switched to stack allocated struct mem_size_stats mss_sum in > totmaps_proc_show() function > - Removed get_task_mm() in totmaps_proc_show() since priv->mm > already is available > - Added support to proc_map_release() fork priv==NULL, to allow > function to be used for all failure cases > - Added proc_totmaps_op and for it helper functions > - Added documention in separate patch > - Removed totmaps_release() since it was just a wrapper for > proc_map_release() > > > Robert Foss (3): > mm, proc: Implement /proc/<pid>/totmaps > Documentation/filesystems: Fixed typo > Documentation/filesystems: Added /proc/PID/totmaps documentation > > Documentation/filesystems/proc.txt | 23 ++++++- > fs/proc/base.c | 1 + > fs/proc/internal.h | 3 + > fs/proc/task_mmu.c | 134 > +++++++++++++++++++++++++++++++++++++ > 4 files changed, 160 insertions(+), 1 deletion(-) > > -- > 2.7.4 > -- Michal Hocko SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
