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authorMaciej Żenczykowski <[email protected]>2024-06-13 10:31:46 -0700
committerAlexei Starovoitov <[email protected]>2024-06-13 11:24:45 -0700
commitb99a95bc56c52a428befbce12d9451fd7a0f3bc2 (patch)
treedf900cf0e4647c0bf91f3ed7d2c5478e311232c5
parentceb65eb60026e03e1028a99f0ec94f22065e722a (diff)
bpf: fix UML x86_64 compile failure
pcpu_hot (defined in arch/x86) is not available on user mode linux (ARCH=um) Cc: Andrii Nakryiko <[email protected]> Cc: John Fastabend <[email protected]> Cc: Alexei Starovoitov <[email protected]> Fixes: 1ae6921009e5 ("bpf: inline bpf_get_smp_processor_id() helper") Signed-off-by: Maciej Żenczykowski <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Alexei Starovoitov <[email protected]>
-rw-r--r--kernel/bpf/verifier.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index e5a0ba3bc38d..010cfee7ffe9 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -20320,7 +20320,7 @@ patch_map_ops_generic:
goto next_insn;
}
-#ifdef CONFIG_X86_64
+#if defined(CONFIG_X86_64) && !defined(CONFIG_UML)
/* Implement bpf_get_smp_processor_id() inline. */
if (insn->imm == BPF_FUNC_get_smp_processor_id &&
prog->jit_requested && bpf_jit_supports_percpu_insn()) {