!3895 Spark SQL scenario bpf readahead optimization synchronization to OLK-6.6

Merge Pull Request from: @ci-robot 
 
PR sync from: ZhaoLong Wang <wangzhaolong1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/RLF5JH5J3HK3VWYVGZCNKKOQM5QMJDRK/ 
CONFIG:
CONFIG_DEBUG_INFO_BTF=y
CONFIG_BPF_SYSCALL=y
CONFIG_NF_CONNTRACK=y
CONFIG_NF_CONNTRACK_MARK=y

V2:
 - Using helpers function, such as i_size_read(), round_up
 - Fix commit log Signature

V3
 - Do not use the round_up helper function. Use the correct calculation
 - err = -errno before printf

V4
 - Drop the "Conflict" in the commit log.

Hou Tao (5):
  vfs: add bare tracepoints for vfs read and release
  fs: add helper fs_file_read_do_trace()
  xfs: add trace for read and release of regular file
  ext4: add trace for the read and release of regular file
  selftests/bpf: add demo for file read pattern detection

Yufen Yu (1):
  readahead: introduce FMODE_CTL_WILLNEED to read first 2MB of file

ZhaoLong Wang (2):
  selftests/bpf: Update the demo file_read_pattern to run on libbpf 1.0+


-- 
2.39.2
 
https://gitee.com/openeuler/kernel/issues/I7Y9JD
https://gitee.com/openeuler/kernel/issues/I8O4U8 
 
Link:https://gitee.com/openeuler/kernel/pulls/3895

 

Reviewed-by: Hou Tao <houtao1@huawei.com>
Reviewed-by: Xu Kuohai <xukuohai@huawei.com>
Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>