From: Christian Borntraeger Date: Tue, 6 Jan 2015 21:47:41 +0000 (+0100) Subject: ppc/hugetlbfs: Replace ACCESS_ONCE with READ_ONCE X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~89^2~6 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=da1a288d8562739aa8ba0273d4fb6b73b856c0d3;p=pandora-kernel.git ppc/hugetlbfs: Replace ACCESS_ONCE with READ_ONCE ACCESS_ONCE does not work reliably on non-scalar types. For example gcc 4.6 and 4.7 might remove the volatile tag for such accesses during the SRA (scalar replacement of aggregates) step (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58145) Change the ppc/hugetlbfs code to replace ACCESS_ONCE with READ_ONCE. Signed-off-by: Christian Borntraeger --- Reading git-diff-tree failed