Kenny Yu 376040e473 bpf: Add bpf_copy_from_user_task() helper ... This adds a helper for bpf programs to read the memory of other tasks. As an example use case at Meta, we are using a bpf task iterator program and this new helper to print C++ async stack traces for all threads of a given process. Signed-off-by: Kenny Yu <kennyyu@fb.com> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/r/20220124185403.468466-3-kennyyu@fb.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>		2022-01-24 19:59:27 -08:00
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asm	tools arch: Update arch/x86/lib/mem{cpy,set}_64.S copies used in 'perf bench mem memcpy'	2021-05-10 09:01:00 -03:00
asm-generic	x86/insn: Use get_unaligned() instead of memcpy()	2021-10-06 11:56:37 +02:00
linux	Merge branch 'akpm' (patches from Andrew)	2022-01-20 10:41:01 +02:00
nolibc	tools/nolibc: Implement gettid()	2021-11-30 17:26:42 -08:00
tools	tools: bpf: fix license for a compat header file	2018-09-19 23:49:58 +02:00
trace/events	tools/lib/lockdep: Remove private kernel headers	2017-06-05 09:28:14 +02:00
uapi	bpf: Add bpf_copy_from_user_task() helper	2022-01-24 19:59:27 -08:00
vdso	tools headers: Synchronize linux/bits.h with the kernel sources	2020-04-14 11:40:05 -03:00