From f73eefdbc0577b125f7d36f54a27d8e95af831dd Mon Sep 17 00:00:00 2001 From: Fabrice Fontaine Date: Tue, 22 Dec 2020 11:52:31 +0100 Subject: [PATCH] src/mount.c: fix build with kernel < 4.14 Build with kernel headers < 4.14 fails since version 1.5.0 and https://github.com/rauc/rauc/commit/527bf2f7f746e0253f7843542e19cb0fa0c7c869: src/mount.c: In function 'r_setup_loop': src/mount.c:201:25: error: 'LOOP_SET_BLOCK_SIZE' undeclared (first use in this function) looprc = ioctl(loopfd, LOOP_SET_BLOCK_SIZE, 4096); ^ Indeed, LOOP_SET_BLOCK_SIZE is only defined since https://github.com/torvalds/linux/commit/89e4fdecb51cf5535867026274bc97de9480ade5 Fixes: - http://autobuild.buildroot.org/results/829ae7ed66686c11a941ac99bd08a06f754affb4 Signed-off-by: Fabrice Fontaine [Upstream status: https://github.com/rauc/rauc/pull/673] --- src/mount.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/mount.c b/src/mount.c index 2e593ca..75acf49 100644 --- a/src/mount.c +++ b/src/mount.c @@ -11,6 +11,10 @@ #include "mount.h" #include "utils.h" +#ifndef LOOP_SET_BLOCK_SIZE +#define LOOP_SET_BLOCK_SIZE 0x4C09 +#endif + gboolean r_mount_bundle(const gchar *source, const gchar *mountpoint, GError **error) { const unsigned long flags = MS_NODEV | MS_NOSUID | MS_RDONLY; -- 2.29.2