From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/include/linux/coredump.h | 19 +++++++++++++++++--
1 files changed, 17 insertions(+), 2 deletions(-)
diff --git a/kernel/include/linux/coredump.h b/kernel/include/linux/coredump.h
index 207aed9..e58e8c2 100644
--- a/kernel/include/linux/coredump.h
+++ b/kernel/include/linux/coredump.h
@@ -7,6 +7,12 @@
#include <linux/fs.h>
#include <asm/siginfo.h>
+struct core_vma_metadata {
+ unsigned long start, end;
+ unsigned long flags;
+ unsigned long dump_size;
+};
+
/*
* These are the only things you should do on a core-file: use only these
* functions to write out all the necessary info.
@@ -16,10 +22,19 @@
extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr);
extern int dump_align(struct coredump_params *cprm, int align);
extern void dump_truncate(struct coredump_params *cprm);
+int dump_user_range(struct coredump_params *cprm, unsigned long start,
+ unsigned long len);
+int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count,
+ struct core_vma_metadata **vma_meta,
+ size_t *vma_data_size_ptr);
#ifdef CONFIG_COREDUMP
-extern void do_coredump(const siginfo_t *siginfo);
+extern void do_coredump(const kernel_siginfo_t *siginfo);
#else
-static inline void do_coredump(const siginfo_t *siginfo) {}
+static inline void do_coredump(const kernel_siginfo_t *siginfo) {}
#endif
+extern int core_uses_pid;
+extern char core_pattern[];
+extern unsigned int core_pipe_limit;
+
#endif /* _LINUX_COREDUMP_H */
--
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