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statistics infrastructure

Martin Peschke lkml 1 version In review

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  1. v1 Latest5 of 6 patches 12 repliesIn review

5 of 6 patches are in this archive. The cover letter announces 6.

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/6statistics infrastructure - prerequisite: scatter-gather ringbufferinclude/linux/sgrb.h lib/Kconfig lib/Makefile +1 more+429 -03 replies
2/6statistics infrastructure - prerequisite: parser enhancementinclude/linux/parser.h lib/parser.c+62 -00 replies
3/6statistics infrastructure - prerequisite: list operationinclude/linux/list.h+12 -00 replies
4/6statistics infrastructure - prerequisite: timestampinclude/linux/jiffies.h kernel/printk.c+37 -440 replies
6/6statistics infrastructure - exploitation: zfcpdrivers/s390/scsi/Makefile drivers/s390/scsi/zfcp_aux.c drivers/s390/scsi/zfcp_ccw.c +7 more+336 -109 replies

Reviews trailers per patch

1 of 5 patches has a Reviewed-by or Acked-by.

PatchAndreas Herrmann
1/6
2/6
3/6
4/6
6/6A-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v1 thread

Cover letter [patch 0/6] statistics infrastructure

This patch set replaces s390-statistics-infrastructure.patch in the -mm tree.

The common code component proposed makes a unified and inexpensive way for providing statistics available to kernel programmers, particularly device driver programmers. It comes with an architecture independent and exploiter (device driver) independent user interface and allows users to adjust gathering and processing of statistics data to their needs.

Patch 5/6 contains more detailed information in the form of a Documentation/ file.

The most important change since s390-statistics-infrastructure.patch is that the code doesn't just seem to be quite generic, but really is generic.

I have worked through the list of improvements pointed out by Andrew in the following lkml thread
http://marc.theaimsgroup.com/?l=linux-kernel&m=113050865300184&w=2

Furthermore, I spend some extra time on comments and I fixed some bugs, mostly related to allocation and NULL-pointer issues.

I am posting a patch for the zfcp driver, as well, which would be the first exploiter of the statistics infrastructure. Actually, the zfcp driver has been my test vehicle.

Patch set is against 2.6.15-rc5-git4.

Please keep me on cc: since I am not subscribed to lkml.

List of patches:

[patch 1/6] statistics infrastructure - prerequisite: scatter-gather ringbuffer [patch 2/6] statistics infrastructure - prerequisite: parser enhancement [patch 3/6] statistics infrastructure - prerequisite: list operation [patch 4/6] statistics infrastructure - prerequisite: timestamp [patch 5/6] statistics infrastructure
[patch 6/6] statistics infrastructure - exploitation: zfcp