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| author |  Viktor Malik <vmalik@redhat.com>
| 2023-10-25 08:19:12 +0200 |
|---|---|---|
| committer |  Daniel Borkmann <daniel@iogearbox.net>
| 2023-10-26 15:32:12 +0200 |
| commit | 870f09f1ba3014e2c157b14299c172b4bb716638 (patch) | |
| tree | eccba13e343802ae0bef8d186d918062e1634396 /samples/hw_breakpoint | |
| parent | bpf: Add more WARN_ON_ONCE checks for mismatched alloc and free (diff) | |
| download | linux-870f09f1ba3014e2c157b14299c172b4bb716638.tar.gz linux-870f09f1ba3014e2c157b14299c172b4bb716638.tar.bz2 linux-870f09f1ba3014e2c157b14299c172b4bb716638.zip | |
samples/bpf: Allow building with custom CFLAGS/LDFLAGS
Currently, it is not possible to specify custom flags when building
samples/bpf. The flags are defined in TPROGS_CFLAGS/TPROGS_LDFLAGS
variables, however, when trying to override those from the make command,
compilation fails.
For example, when trying to build with PIE:
$ make -C samples/bpf TPROGS_CFLAGS="-fpie" TPROGS_LDFLAGS="-pie"
This is because samples/bpf/Makefile updates these variables, especially
appends include paths to TPROGS_CFLAGS and these updates are overridden
by setting the variables from the make command.
This patch introduces variables TPROGS_USER_CFLAGS/TPROGS_USER_LDFLAGS
for this purpose, which can be set from the make command and their
values are propagated to TPROGS_CFLAGS/TPROGS_LDFLAGS.
Signed-off-by: Viktor Malik <vmalik@redhat.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/2d81100b830a71f0e72329cc7781edaefab75f62.1698213811.git.vmalik@redhat.com
Diffstat (limited to 'samples/hw_breakpoint')
0 files changed, 0 insertions, 0 deletions