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Yafang Shao cbb9b6068c bpf: stackmap memory usage
A new helper is introduced to get stackmap memory usage. Some small
memory allocations are ignored as their memory size is quite small
compared to the totol usage.

The result as follows,
- before
16: stack_trace  name count_map  flags 0x0
        key 4B  value 8B  max_entries 65536  memlock 1048576B

- after
16: stack_trace  name count_map  flags 0x0
        key 4B  value 8B  max_entries 65536  memlock 2097472B

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20230305124615.12358-6-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-03-07 09:33:42 -08:00
arch bpf-next-for-netdev 2023-03-06 20:36:39 -08:00
block Driver core changes for 6.3-rc1 2023-02-24 12:58:55 -08:00
certs Kbuild updates for v6.3 2023-02-26 11:53:25 -08:00
crypto Networking changes for 6.3. 2023-02-21 18:24:12 -08:00
Documentation bpf-next-for-netdev 2023-03-06 20:36:39 -08:00
drivers Including fixes from wireless and netfilter. 2023-02-27 14:05:08 -08:00
fs ARM: SoC drivers for 6.3 2023-02-27 10:04:49 -08:00
include bpf: add new map ops ->map_mem_usage 2023-03-07 09:33:41 -08:00
init Kbuild updates for v6.3 2023-02-26 11:53:25 -08:00
io_uring - Daniel Verkamp has contributed a memfd series ("mm/memfd: add 2023-02-23 17:09:35 -08:00
ipc Merge branch 'work.namespace' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2023-02-24 19:20:07 -08:00
kernel bpf: stackmap memory usage 2023-03-07 09:33:42 -08:00
lib Kernel concurrency sanitizer (KCSAN) updates for v6.3 2023-02-25 13:02:20 -08:00
LICENSES LICENSES: Add the copyleft-next-0.3.1 license 2022-11-08 15:44:01 +01:00
mm memblock: small optimizations 2023-02-27 09:34:53 -08:00
net bpf-next-for-netdev 2023-03-06 20:36:39 -08:00
rust Kbuild updates for v6.3 2023-02-26 11:53:25 -08:00
samples VFIO updates for v6.3-rc1 2023-02-25 11:52:57 -08:00
scripts Kbuild updates for v6.3 2023-02-26 11:53:25 -08:00
security powerpc updates for 6.3 2023-02-25 11:00:06 -08:00
sound ARM: SoC drivers for 6.3 2023-02-27 10:04:49 -08:00
tools bpf-next-for-netdev 2023-03-06 20:36:39 -08:00
usr
virt KVM/riscv changes for 6.3 2023-02-15 12:33:28 -05:00
.clang-format media: subdev: Add for_each_active_route() macro 2023-01-22 09:35:57 +01:00
.cocciconfig
.get_maintainer.ignore
.gitattributes .gitattributes: use 'dts' diff driver for *.dtso files 2023-02-26 15:28:23 +09:00
.gitignore .gitignore: ignore *.cover and *.mbx 2023-02-05 18:51:22 +09:00
.mailmap 12 hotfixes, mostly against mm/. Five of these fixes are cc:stable. 2023-02-13 14:09:20 -08:00
.rustfmt.toml
COPYING
CREDITS There is no particular theme here - mainly quick hits all over the tree. 2023-02-23 17:55:40 -08:00
Kbuild Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
Kconfig
MAINTAINERS ARM: SoC fixes for 6.3, part 1 2023-02-27 10:09:40 -08:00
Makefile Kbuild updates for v6.3 2023-02-26 11:53:25 -08:00
README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.