diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu-1.2.0/fallback-to-safe-mmap_min_addr.patch')
-rw-r--r-- | meta/recipes-devtools/qemu/qemu-1.2.0/fallback-to-safe-mmap_min_addr.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu-1.2.0/fallback-to-safe-mmap_min_addr.patch b/meta/recipes-devtools/qemu/qemu-1.2.0/fallback-to-safe-mmap_min_addr.patch new file mode 100644 index 0000000000..2075386b9f --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu-1.2.0/fallback-to-safe-mmap_min_addr.patch @@ -0,0 +1,39 @@ +From c313f89c33217ac0e471554dace2144718f86669 Mon Sep 17 00:00:00 2001 +From: Martin Jansa <Martin.Jansa@gmail.com> +Date: Thu, 13 May 2010 12:23:40 +0200 +Subject: [PATCH] linux-user: use default mmap_min_addr 65536 when /proc/sys/vm/mmap_min_addr cannot be read + +* 65536 is default at least for ubuntu and fedora. +--- + linux-user/main.c | 5 +++++ + 1 files changed, 5 insertions(+), 0 deletions(-) + +Upstream-Status: Pending + +Index: qemu-0.14.0/linux-user/main.c +=================================================================== +--- qemu-0.14.0.orig/linux-user/main.c ++++ qemu-0.14.0/linux-user/main.c +@@ -36,6 +36,7 @@ + #include "envlist.h" + + #define DEBUG_LOGFILE "/tmp/qemu.log" ++#define MMAP_MIN_ADDR_DEFAULT 65536 + + char *exec_path; + +@@ -3010,8 +3011,14 @@ int main(int argc, char **argv, char **e + if (fscanf(fp, "%lu", &tmp) == 1) { + mmap_min_addr = tmp; + qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr); ++ } else { ++ qemu_log("cannot read value from /proc/sys/vm/mmap_min_addr, assuming %d\n", MMAP_MIN_ADDR_DEFAULT); ++ mmap_min_addr = MMAP_MIN_ADDR_DEFAULT; + } + fclose(fp); ++ } else { ++ qemu_log("cannot open /proc/sys/vm/mmap_min_addr for reading, assuming %d\n", MMAP_MIN_ADDR_DEFAULT); ++ mmap_min_addr = MMAP_MIN_ADDR_DEFAULT; + } + } + |