diff mbox series

[bpf-next,3/5] bpf: introduce bpf_memcg_flags()

Message ID 20230205065805.19598-4-laoar.shao@gmail.com (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series bpf, mm: introduce cgroup.memory=nobpf | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1422 this patch: 1422
netdev/cc_maintainers warning 2 maintainers not CCed: song@kernel.org martin.lau@linux.dev
netdev/build_clang success Errors and warnings before: 152 this patch: 152
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1417 this patch: 1417
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 18 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
bpf/vmtest-bpf-next-PR fail PR summary
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Commit Message

Yafang Shao Feb. 5, 2023, 6:58 a.m. UTC 
This new helper will be used in both bpf prog and bpf map.

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
---
 include/linux/bpf.h | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index fe0bf48..4385418 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -28,6 +28,7 @@ 
 #include <linux/btf.h>
 #include <linux/rcupdate_trace.h>
 #include <linux/static_call.h>
+#include <linux/memcontrol.h>
 
 struct bpf_verifier_env;
 struct bpf_verifier_log;
@@ -2933,4 +2934,11 @@  static inline bool type_is_alloc(u32 type)
 	return type & MEM_ALLOC;
 }
 
+static inline gfp_t bpf_memcg_flags(gfp_t flags)
+{
+	if (memcg_bpf_enabled())
+		return flags | __GFP_ACCOUNT;
+	return flags;
+}
+
 #endif /* _LINUX_BPF_H */