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authorYong-Xuan Wang <yongxuan.wang@sifive.com>2024-12-20 16:39:24 +0800
committerPalmer Dabbelt <palmer@rivosinc.com>2025-02-14 13:06:50 -0800
commit564fc8eb6f78e01292ff10801f318feae6153fdd (patch)
tree5aff7651e281e3da7308e86bba55ddf3e1409c0e
parentaa49bc2ca8524186ceb0811c23a7f00c3dea6987 (diff)
riscv: signal: fix signal_minsigstksz
The init_rt_signal_env() funciton is called before the alternative patch is applied, so using the alternative-related API to check the availability of an extension within this function doesn't have the intended effect. This patch reorders the init_rt_signal_env() and apply_boot_alternatives() to get the correct signal_minsigstksz. Fixes: e92f469b0771 ("riscv: signal: Report signal frame size to userspace via auxv") Signed-off-by: Yong-Xuan Wang <yongxuan.wang@sifive.com> Reviewed-by: Zong Li <zong.li@sifive.com> Reviewed-by: Andy Chiu <andybnac@gmail.com> Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com> Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20241220083926.19453-3-yongxuan.wang@sifive.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
-rw-r--r--arch/riscv/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index f1793630fc51..4fe45daa6281 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -322,8 +322,8 @@ void __init setup_arch(char **cmdline_p)
riscv_init_cbo_blocksizes();
riscv_fill_hwcap();
- init_rt_signal_env();
apply_boot_alternatives();
+ init_rt_signal_env();
if (IS_ENABLED(CONFIG_RISCV_ISA_ZICBOM) &&
riscv_isa_extension_available(NULL, ZICBOM))