seq: Speed up /proc/<pid>/smaps
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- v1 Latest2 patches 4 repliesIn review
Patches in v1 No applies recorded yet
| # | Subject and files | Size | Replies | Applied |
|---|---|---|---|---|
| 1/2 | seq_file: Add __seq_open_private_bufsize for seq file_operation sizesfs/ include/ | +34 | 0 replies | |
| 2/2 | proc: task_mmu: Reduce output processing cpu timefs/ | +48 | 4 replies |
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Cover letter [PATCH 0/2] seq: Speed up /proc/<pid>/smaps
Doing a simple cat of these files can take a lot more cpu than it should. Optimize it a bit.
Joe Perches (2):
seq_file: Add __seq_open_private_bufsize for seq file_operation sizes
proc: task_mmu: Reduce output processing cpu time
fs/proc/task_mmu.c | 94 ++++++++++++++++++++++++------------------------ fs/seq_file.c | 31 ++++++++++++++++ include/linux/seq_file.h | 3 ++ 3 files changed, 82 insertions(+), 46 deletions(-)
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