From 79ef1e1fffebcfcb2c93463ca8d0f4a03eceb8f1 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Sun, 7 Jun 2020 21:42:46 -0700 Subject: [PATCH] binfmt_flat: use flush_icache_user_range load_flat_file works on user addresses. Signed-off-by: Christoph Hellwig Signed-off-by: Andrew Morton Acked-by: Greg Ungerer Cc: Alexander Viro Link: http://lkml.kernel.org/r/20200515143646.3857579-28-hch@lst.de Signed-off-by: Linus Torvalds --- fs/binfmt_flat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index 9b82bc111d0a..87ce229c63cf 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -854,7 +854,7 @@ static int load_flat_file(struct linux_binprm *bprm, #endif /* CONFIG_BINFMT_FLAT_OLD */ } - flush_icache_range(start_code, end_code); + flush_icache_user_range(start_code, end_code); /* zero the BSS, BRK and stack areas */ if (clear_user((void __user *)(datapos + data_len), bss_len +