[PATCH v2 1/4] kexec: (bugfix) calc correct end address of memory ranges in device tree
Geoff Levand
geoff at infradead.org
Tue Jul 26 13:18:57 PDT 2016
From: AKASHI Takahiro <takahiro.akashi at linaro.org>
The end address of "reg" attribute in device tree's memory should be
inclusive.
From: AKASHI Takahiro <takahiro.akashi at linaro.org>
Signed-off-by: Geoff Levand <geoff at infradead.org>
---
kexec/fs2dt.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/kexec/fs2dt.c b/kexec/fs2dt.c
index 6ed2399..f00fd98 100644
--- a/kexec/fs2dt.c
+++ b/kexec/fs2dt.c
@@ -236,7 +236,8 @@ static void add_dyn_reconf_usable_mem_property__(int fd)
ranges_size*8);
}
ranges[rlen++] = cpu_to_be64(loc_base);
- ranges[rlen++] = cpu_to_be64(loc_end - loc_base);
+ ranges[rlen++] = cpu_to_be64(loc_end
+ - loc_base + 1);
rngs_cnt++;
}
}
@@ -350,7 +351,7 @@ static void add_usable_mem_property(int fd, size_t len)
ranges_size*sizeof(*ranges));
}
ranges[rlen++] = cpu_to_be64(loc_base);
- ranges[rlen++] = cpu_to_be64(loc_end - loc_base);
+ ranges[rlen++] = cpu_to_be64(loc_end - loc_base + 1);
}
}
--
2.5.0
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