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pkarashchenko pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git
commit f8a6ec2cdfb4665d848ac6f9ca2912ef0135f9ac
Author: Ville Juven <ville.ju...@unikie.com>
AuthorDate: Fri Nov 18 13:34:28 2022 +0200
mm/shm: Fix ARCH_SHM_VEND
The last address is base+size-1
---
include/nuttx/addrenv.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/nuttx/addrenv.h b/include/nuttx/addrenv.h
index 1e5e2d4fe9..43a0ea92ce 100644
--- a/include/nuttx/addrenv.h
+++ b/include/nuttx/addrenv.h
@@ -187,7 +187,7 @@
# define ARCH_SHM_MAXPAGES (CONFIG_ARCH_SHM_NPAGES *
CONFIG_ARCH_SHM_MAXREGIONS)
# define ARCH_SHM_REGIONSIZE (CONFIG_ARCH_SHM_NPAGES * CONFIG_MM_PGSIZE)
# define ARCH_SHM_SIZE (CONFIG_ARCH_SHM_MAXREGIONS *
ARCH_SHM_REGIONSIZE)
-# define ARCH_SHM_VEND (CONFIG_ARCH_SHM_VBASE + ARCH_SHM_SIZE)
+# define ARCH_SHM_VEND (CONFIG_ARCH_SHM_VBASE + ARCH_SHM_SIZE - 1)
# define ARCH_SCRATCH_VBASE ARCH_SHM_VEND
#else
