[PATCH 3.18 083/144] nfs: fix high load average due to callback thread sleeping

3.18-stable review patch. If anyone has any objections, please let me know. -- [ Upstream commit 5d05e54af3cdbb13cf19c557ff2184781b91a22c ] Chuck pointed out a problem that crept in with commit 6ffa30d3f734 (nfs: don't call blocking operations while !TASK_RUNNING). Linux counts

[PATCH 3.18 083/144] nfs: fix high load average due to callback thread sleeping

3.18-stable review patch. If anyone has any objections, please let me know. -- [ Upstream commit 5d05e54af3cdbb13cf19c557ff2184781b91a22c ] Chuck pointed out a problem that crept in with commit 6ffa30d3f734 (nfs: don't call blocking operations while !TASK_RUNNING). Linux counts