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Commit 4b0b9671 authored by 童甜根's avatar 童甜根 Committed by Yongqiang Liu
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uce: coredump scenario support kernel recovery

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I591O4


CVE: NA

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This patch add uce kernel recovery path support in coredump process.

Coredump file writing to fs is related to the specific implementation of
fs's write_iter operation. This patch only supports uce kernel recovery
in ext4/tmpfs/pipefs.

Coredump scenario use bit4 of uce_kernel_recover as the switch which can
be set in procfs and cmdline.

Signed-off-by: default avatarTong Tiangen <tongtiangen@huawei.com>
Reviewed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarYongqiang Liu <liuyongqiang13@huawei.com>
parent e4be281f
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