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Revert "LoongArch: BPF: Fix off-by-one error in build_prologue()"

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This reverts commit e9ccb262b3 which is
commit 7e2586991e36663c9bc48c828b83eab180ad30a9 upstream.

It breaks the build.

Link: https://lore.kernel.org/r/90288944-3f5b-45b7-ae7d-c7a54398db55@roeck-us.neta
Reported-by: Guenter Roeck <linux@roeck-us.net>
Cc: Vincent Li <vincent.mc.li@gmail.com>
Cc: Hengqi Chen <hengqi.chen@gmail.com>
Cc: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman
2025-04-22 10:50:27 +02:00
parent b66bc16f4c
commit e37eabef53
2 changed files with 0 additions and 7 deletions
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2
arch/loongarch/net/bpf_jit.c
View File

@@ -142,8 +142,6 @@ static void build_prologue(struct jit_ctx *ctx)
*/ */
if (seen_tail_call(ctx) && seen_call(ctx)) if (seen_tail_call(ctx) && seen_call(ctx))
move_reg(ctx, TCC_SAVED, REG_TCC); move_reg(ctx, TCC_SAVED, REG_TCC);
else
emit_insn(ctx, nop);
ctx->stack_size = stack_adjust; ctx->stack_size = stack_adjust;
} }

5
arch/loongarch/net/bpf_jit.h
View File

@@ -25,11 +25,6 @@ struct jit_data {
struct jit_ctx ctx; struct jit_ctx ctx;
}; };
static inline void emit_nop(union loongarch_instruction *insn)
{
insn->word = INSN_NOP;
}
#define emit_insn(ctx, func, ...) \ #define emit_insn(ctx, func, ...) \
do { \ do { \
if (ctx->image != NULL) { \ if (ctx->image != NULL) { \