android_kernel_motorola_sm6375/include
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Filename Latest commit message Latest commit date
Shawn Du d0deef5b14 blktrace: support per-partition tracing
Though one can specify '-d /dev/sda1' when using blktrace, it still
traces the whole sda.

To support per-partition tracing, when we start tracing, we initialize
bt->start_lba and bt->end_lba to the start and end sector of that
partition.

Note some actions are per device, thus we don't filter 0-sector events.

The original patch and discussion can be found here:
	http://marc.info/?l=linux-btrace&m=122949374214540&w=2

Signed-off-by: Shawn Du <duyuyang@gmail.com>
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
LKML-Reference: <49E42620.4050701@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-04-16 10:10:57 +02:00
..
acpi
asm-arm
asm-generic
asm-h8300
asm-m32r
crypto
drm
keys
linux blktrace: support per-partition tracing 2009-04-16 10:10:57 +02:00
math-emu
media
mtd
net
pcmcia
rdma
rxrpc
scsi
sound
trace
video
xen
Kbuild