From: Jisheng Zhang <jszhang@kernel.org>
To: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] coredump: fix compile warning when ELF_CORE=n while COREDUMP=y
Date: Mon, 28 Nov 2022 21:50:56 +0800 [thread overview]
Message-ID: <20221128135056.325-1-jszhang@kernel.org> (raw)
fix below build warning when ELF_CORE=n while COREDUMP=y:
fs/coredump.c:834:12: warning: ‘dump_emit_page’ defined but not used [-Wunused-function]
834 | static int dump_emit_page(struct coredump_params *cprm, struct
page *page)
| ^~~~~~~~~~~~~~
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
---
fs/coredump.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/coredump.c b/fs/coredump.c
index 7bad7785e8e6..8663042ebe9c 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -831,6 +831,7 @@ static int __dump_skip(struct coredump_params *cprm, size_t nr)
}
}
+#ifdef CONFIG_ELF_CORE
static int dump_emit_page(struct coredump_params *cprm, struct page *page)
{
struct bio_vec bvec = {
@@ -863,6 +864,7 @@ static int dump_emit_page(struct coredump_params *cprm, struct page *page)
return 1;
}
+#endif
int dump_emit(struct coredump_params *cprm, const void *addr, int nr)
{
--
2.37.2
next reply other threads:[~2022-11-28 14:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-28 13:50 Jisheng Zhang [this message]
2022-11-28 14:59 ` [PATCH] coredump: fix compile warning when ELF_CORE=n while COREDUMP=y Ritesh Harjani (IBM)
2022-11-28 23:22 ` Jisheng Zhang
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