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https://gitee.com/bianbu-linux/linux-6.6
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Building BPF selftests with custom HOSTCFLAGS yields an error:
# make HOSTCFLAGS="-O2"
[...]
HOSTCC ./tools/testing/selftests/bpf/tools/build/resolve_btfids/main.o
main.c:73:10: fatal error: linux/rbtree.h: No such file or directory
73 | #include <linux/rbtree.h>
| ^~~~~~~~~~~~~~~~
The reason is that tools/bpf/resolve_btfids/Makefile passes header
include paths by extending HOSTCFLAGS which is overridden by setting
HOSTCFLAGS in the make command (because of Makefile rules [1]).
This patch fixes the above problem by passing the include paths via
`HOSTCFLAGS_resolve_btfids` which is used by tools/build/Build.include
and can be combined with overridding HOSTCFLAGS.
[1] https://www.gnu.org/software/make/manual/html_node/Overriding.html
Fixes:
|
||
---|---|---|
.. | ||
accounting | ||
arch | ||
bootconfig | ||
bpf | ||
build | ||
certs | ||
cgroup | ||
counter | ||
debugging | ||
edid | ||
firewire | ||
firmware | ||
gpio | ||
hv | ||
iio | ||
include | ||
io_uring | ||
kvm/kvm_stat | ||
laptop | ||
leds | ||
lib | ||
memory-model | ||
mm | ||
net/ynl | ||
objtool | ||
pci | ||
pcmcia | ||
perf | ||
power | ||
rcu | ||
scripts | ||
spi | ||
testing | ||
thermal | ||
time | ||
tracing | ||
usb | ||
verification | ||
virtio | ||
wmi | ||
Makefile |