Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

# gpg: Signature made Tue 13 Jan 2015 13:48:06 GMT using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request: (38 commits)
  NVMe: Set correct VS Value for 1.1 Compliant Controllers
  MAINTAINERS: Add migration/block* to block subsystem
  MAINTAINERS: Update email addresses for Chrysostomos Nanakos
  nvme: Fix get/set number of queues feature
  ide: Implement VPD response for ATAPI
  block: Split BLOCK_OP_TYPE_COMMIT to BLOCK_OP_TYPE_COMMIT_{SOURCE, TARGET}
  block: limited request size in write zeroes unsupported path
  coroutine: try harder not to delete coroutines
  coroutine: drop qemu_coroutine_adjust_pool_size
  coroutine: rewrite pool to avoid mutex
  QSLIST: add lock-free operations
  test-coroutine: avoid overflow on 32-bit systems
  qemu-thread: add per-thread atexit functions
  coroutine-ucontext: use __thread
  qemu-iotests: Add supported os parameter for python tests
  qemu-iotests: Add "_supported_os Linux" to 058
  qemu-iotests: Replace "/bin/true" with "true"
  .gitignore: Ignore generated "common.env"
  libqos: Convert malloc-pc allocator to a generic allocator
  migration/block: fix pending() return value
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 11 insertions, 2 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 053e4320fc..5df61f9aa9 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1639,7 +1639,13 @@ sub process {
 			#print "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n";
 			#print "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n";
 
-			if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln -1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) {
+			# The length of the "previous line" is checked against 80 because it
+			# includes the + at the beginning of the line (if the actual line has
+			# 79 or 80 characters, it is no longer possible to add a space and an
+			# opening brace there)
+			if ($#ctx == 0 && $ctx !~ /{\s*/ &&
+			    defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/ &&
+			    defined($lines[$ctx_ln - 2]) && length($lines[$ctx_ln - 2]) < 80) {
 				ERROR("that open brace { should be on the previous line\n" .
 					"$here\n$ctx\n$rawlines[$ctx_ln - 1]\n");
 			}
@@ -2542,7 +2548,10 @@ sub process {
 
 					substr($block, 0, length($cond), '');
 
-					$seen++ if ($block =~ /^\s*{/);
+					my $spaced_block = $block;
+					$spaced_block =~ s/\n\+/ /g;
+
+					$seen++ if ($spaced_block =~ /^\s*{/);
 
                                         print "APW: cond<$cond> block<$block> allowed<$allowed>\n"
                                             if $dbg_adv_apw;