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[bpf] samples: bpf: fix build error due to -isystem removal

Message ID 20211115130741.3584-1-alexandr.lobakin@intel.com (mailing list archive)
State New, archived
Headers show
Series [bpf] samples: bpf: fix build error due to -isystem removal | expand

Commit Message

Alexander Lobakin Nov. 15, 2021, 1:07 p.m. UTC
Since recent Kbuild updates we no longer include files from compiler
directories. However, samples/bpf/hbm_kern.h hasn't been tuned for
this (LLVM 13):

  CLANG-bpf  samples/bpf/hbm_out_kern.o
In file included from samples/bpf/hbm_out_kern.c:55:
samples/bpf/hbm_kern.h:12:10: fatal error: 'stddef.h' file not found
         ^~~~~~~~~~
1 error generated.
  CLANG-bpf  samples/bpf/hbm_edt_kern.o
In file included from samples/bpf/hbm_edt_kern.c:53:
samples/bpf/hbm_kern.h:12:10: fatal error: 'stddef.h' file not found
         ^~~~~~~~~~
1 error generated.

It is enough to just drop both stdbool.h and stddef.h from includes
to fix those.

Fixes: 04e85bbf71c9 ("isystem: delete global -isystem compile option")
Signed-off-by: Alexander Lobakin <alexandr.lobakin@intel.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
---
 samples/bpf/hbm_kern.h | 2 --
 1 file changed, 2 deletions(-)

Comments

patchwork-bot+netdevbpf@kernel.org Nov. 15, 2021, 11 p.m. UTC | #1
Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Mon, 15 Nov 2021 14:07:41 +0100 you wrote:
> Since recent Kbuild updates we no longer include files from compiler
> directories. However, samples/bpf/hbm_kern.h hasn't been tuned for
> this (LLVM 13):
> 
>   CLANG-bpf  samples/bpf/hbm_out_kern.o
> In file included from samples/bpf/hbm_out_kern.c:55:
> samples/bpf/hbm_kern.h:12:10: fatal error: 'stddef.h' file not found
>          ^~~~~~~~~~
> 1 error generated.
>   CLANG-bpf  samples/bpf/hbm_edt_kern.o
> In file included from samples/bpf/hbm_edt_kern.c:53:
> samples/bpf/hbm_kern.h:12:10: fatal error: 'stddef.h' file not found
>          ^~~~~~~~~~
> 1 error generated.
> 
> [...]

Here is the summary with links:
  - [bpf] samples: bpf: fix build error due to -isystem removal
    https://git.kernel.org/bpf/bpf/c/6e528ca494d4

You are awesome, thank you!
diff mbox series

Patch

diff --git a/samples/bpf/hbm_kern.h b/samples/bpf/hbm_kern.h
index 722b3fadb467..1752a46a2b05 100644
--- a/samples/bpf/hbm_kern.h
+++ b/samples/bpf/hbm_kern.h
@@ -9,8 +9,6 @@ 
  * Include file for sample Host Bandwidth Manager (HBM) BPF programs
  */
 #define KBUILD_MODNAME "foo"
-#include <stddef.h>
-#include <stdbool.h>
 #include <uapi/linux/bpf.h>
 #include <uapi/linux/if_ether.h>
 #include <uapi/linux/if_packet.h>