Mesa (master): anv: change BLOCK_POOL_MEMFD_SIZE to 1GB

[Tapani Pälli]

Module: Mesa
Branch: master
Commit: 3535b87a1a98350bd300b6c357a1709492c6c200
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3535b87a1a98350bd300b6c357a1709492c6c200

Author: Tapani Pälli <tapani.palli at intel.com>
Date:   Thu Mar 30 13:56:25 2017 +0300

anv: change BLOCK_POOL_MEMFD_SIZE to 1GB

This allows us to run 32bit Vulkan apps on Android, ftruncate
call would fail on 2GB (max size being 2GB - 1).

Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>

---

 src/intel/vulkan/anv_private.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index 74e80e8d53..97bac5077e 100644
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -377,8 +377,8 @@ struct anv_block_pool {
    struct anv_block_state back_state;
 };
 
-/* Block pools are backed by a fixed-size 2GB memfd */
-#define BLOCK_POOL_MEMFD_SIZE (1ul << 31)
+/* Block pools are backed by a fixed-size 1GB memfd */
+#define BLOCK_POOL_MEMFD_SIZE (1ul << 30)
 
 /* The center of the block pool is also the middle of the memfd.  This may
  * change in the future if we decide differently for some reason.