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README: mention several kernel features about coredump

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Yu Watanabe
2026-08-27 05:55:08 +09:00
parent 29de356679
commit 49132b134d
1 changed files with 7 additions and 2 deletions
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README
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@@ -74,13 +74,18 @@ REQUIREMENTS:
≥ 6.6 for quota support on tmpfs
≥ 6.7 for cgroup2fs memory_hugetlb_accounting option
≥ 6.8 for STATX_MNT_ID_UNIQUE
≥ 6.9 for pidfs and MPOL_WEIGHTED_INTERLEAVE NUMA policy
≥ 6.9 for pidfs, PIDFD_THREAD flag for pidfd_open(), and
MPOL_WEIGHTED_INTERLEAVE NUMA policy
≥ 6.10 for fcntl(F_DUPFD_QUERY), unprivileged linkat(AT_EMPTY_PATH),
and block device 'partscan' sysfs attribute
≥ 6.12 for AT_HANDLE_MNT_ID_UNIQUE
≥ 6.13 for PIDFD_GET_INFO, {set,remove}xattrat(), and
FSCONFIG_SET_FD support for overlayfs layers
≥ 6.16 for coredump pattern '%F' (pidfd) specifier and SO_PASSRIGHTS
≥ 6.16 for coredump pattern '%F' (pidfd) specifier and SO_PASSRIGHTS,
PIDFD_INFO_COREDUMP by ioctl(PIDFD_GET_INFO)
≥ 6.17 for coredump socket pattern ('@@' prefix)
≥ 6.19 for PIDFD_INFO_SUPPORTED_MASK and PIDFD_INFO_COREDUMP_SIGNAL
≥ 7.1 for PIDFD_INFO_COREDUMP_CODE
✅ systemd utilizes several new kernel APIs, but will fall back gracefully
when unavailable.