On Thu, 14 May 2015 19:31:19 +0200 Andrea Arcangeli aarca...@redhat.com wrote:
If the rwsem starves writers it wasn't strictly a bug but lockdep
doesn't like it and this avoids depending on lowlevel implementation
details of the lock.
...
@@ -229,13 +246,33 @@ static __always_inline
On Fri, May 22, 2015 at 01:18:22PM -0700, Andrew Morton wrote:
On Thu, 14 May 2015 19:31:19 +0200 Andrea Arcangeli aarca...@redhat.com
wrote:
If the rwsem starves writers it wasn't strictly a bug but lockdep
doesn't like it and this avoids depending on lowlevel implementation
details of
There's a more serious failure with i386 allmodconfig:
fs/userfaultfd.c:145:2: note: in expansion of macro 'BUILD_BUG_ON'
BUILD_BUG_ON(sizeof(struct uffd_msg) != 32);
I'm surprised the feature is even reachable on i386 builds?
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On Fri, May 22, 2015 at 02:18:30PM -0700, Andrew Morton wrote:
There's a more serious failure with i386 allmodconfig:
fs/userfaultfd.c:145:2: note: in expansion of macro 'BUILD_BUG_ON'
BUILD_BUG_ON(sizeof(struct uffd_msg) != 32);
I'm surprised the feature is even reachable on i386
