You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@trafficserver.apache.org by bc...@apache.org on 2015/12/02 23:34:24 UTC

[1/2] trafficserver git commit: TS-3883: Fix madvise

Repository: trafficserver
Updated Branches:
  refs/heads/6.0.x c562c9d91 -> 31deeceb0


TS-3883: Fix madvise

(cherry picked from commit 471b96992d1eb07b46b681e69096b5b1f18ff156)


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/afd9a4c4
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/afd9a4c4
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/afd9a4c4

Branch: refs/heads/6.0.x
Commit: afd9a4c47e1164ac86def40c00e63e90296f7a9d
Parents: c562c9d
Author: Phil Sorber <so...@apache.org>
Authored: Wed Oct 28 16:26:04 2015 -0600
Committer: Bryan Call <bc...@apache.org>
Committed: Wed Dec 2 14:31:32 2015 -0800

----------------------------------------------------------------------
 lib/ts/ink_memory.cc | 16 ++--------------
 lib/ts/ink_queue.cc  | 19 ++++++++++---------
 2 files changed, 12 insertions(+), 23 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/afd9a4c4/lib/ts/ink_memory.cc
----------------------------------------------------------------------
diff --git a/lib/ts/ink_memory.cc b/lib/ts/ink_memory.cc
index c865379..698ab78 100644
--- a/lib/ts/ink_memory.cc
+++ b/lib/ts/ink_memory.cc
@@ -191,22 +191,10 @@ ats_msync(caddr_t addr, size_t len, caddr_t end, int flags)
 int
 ats_madvise(caddr_t addr, size_t len, int flags)
 {
-#if defined(linux)
-  (void)addr;
-  (void)len;
-  (void)flags;
-  return 0;
-#else
-  size_t pagesize = ats_pagesize();
-  caddr_t a = (caddr_t)(((uintptr_t)addr) & ~(pagesize - 1));
-  size_t l = (len + (addr - a) + pagesize - 1) & ~(pagesize - 1);
-  int res = 0;
 #if HAVE_POSIX_MADVISE
-  res = posix_madvise(a, l, flags);
+  return posix_madvise(addr, len, flags);
 #else
-  res = madvise(a, l, flags);
-#endif
-  return res;
+  return madvise(addr, len, flags);
 #endif
 }
 

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/afd9a4c4/lib/ts/ink_queue.cc
----------------------------------------------------------------------
diff --git a/lib/ts/ink_queue.cc b/lib/ts/ink_queue.cc
index 04e49c6..e100fa8 100644
--- a/lib/ts/ink_queue.cc
+++ b/lib/ts/ink_queue.cc
@@ -102,7 +102,7 @@ ink_freelist_init(InkFreeList **fl, const char *name, uint32_t type_size, uint32
   if (ats_hugepage_enabled()) {
     f->chunk_size = INK_ALIGN(chunk_size * f->type_size, ats_hugepage_size()) / f->type_size;
   } else {
-    f->chunk_size = chunk_size;
+    f->chunk_size = INK_ALIGN(chunk_size * f->type_size, ats_pagesize()) / f->type_size;
   }
   SET_FREELIST_POINTER_VERSION(f->head, FROM_PTR(0), 0);
 
@@ -161,19 +161,20 @@ ink_freelist_new(InkFreeList *f)
 #endif /* MEMPROTECT */
 
       void *newp = NULL;
+      size_t alloc_size = 0;
 #ifdef DEBUG
       char *oldsbrk = (char *)sbrk(0), *newsbrk = NULL;
 #endif
-      if (ats_hugepage_enabled())
-        newp = ats_alloc_hugepage(f->chunk_size * type_size);
+      if (ats_hugepage_enabled()) {
+        alloc_size = INK_ALIGN(f->chunk_size * f->type_size, ats_hugepage_size());
+        newp = ats_alloc_hugepage(alloc_size);
+      }
 
       if (newp == NULL) {
-        if (f->alignment)
-          newp = ats_memalign(f->alignment, f->chunk_size * type_size);
-        else
-          newp = ats_malloc(f->chunk_size * type_size);
+        alloc_size = INK_ALIGN(f->chunk_size * f->type_size, ats_pagesize());
+        newp = ats_memalign(ats_pagesize(), alloc_size);
       }
-      ats_madvise((caddr_t)newp, f->chunk_size * type_size, f->advice);
+      ats_madvise((caddr_t)newp, alloc_size, f->advice);
       fl_memadd(f->chunk_size * type_size);
 #ifdef DEBUG
       newsbrk = (char *)sbrk(0);
@@ -239,7 +240,7 @@ ink_freelist_new(InkFreeList *f)
     newp = ats_memalign(f->alignment, f->type_size);
   else
     newp = ats_malloc(f->type_size);
-  ats_madvise((caddr_t)newp, f->type_size, f->advice);
+
   return newp;
 #endif
 }


[2/2] trafficserver git commit: TS-3883: Fix loose alignment problem (regression).

Posted by bc...@apache.org.
TS-3883: Fix loose alignment problem (regression).

(cherry picked from commit a33b8d602ffd3470d1688ebe2d1489c4cdf52dd1)


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/31deeceb
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/31deeceb
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/31deeceb

Branch: refs/heads/6.0.x
Commit: 31deeceb07fa0bb87656bd08df19a4f5b8dd05b3
Parents: afd9a4c
Author: Alan M. Carroll <so...@yahoo-inc.com>
Authored: Mon Nov 2 14:23:03 2015 -0600
Committer: Bryan Call <bc...@apache.org>
Committed: Wed Dec 2 14:32:00 2015 -0800

----------------------------------------------------------------------
 lib/ts/ink_queue.cc | 4 ++++
 1 file changed, 4 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/31deeceb/lib/ts/ink_queue.cc
----------------------------------------------------------------------
diff --git a/lib/ts/ink_queue.cc b/lib/ts/ink_queue.cc
index e100fa8..c57fe34 100644
--- a/lib/ts/ink_queue.cc
+++ b/lib/ts/ink_queue.cc
@@ -96,6 +96,10 @@ ink_freelist_init(InkFreeList **fl, const char *name, uint32_t type_size, uint32
   f->name = name;
   /* quick test for power of 2 */
   ink_assert(!(alignment & (alignment - 1)));
+  // It is never useful to have alignment requirement looser than a page size
+  // so clip it. This makes the item alignment checks in the actual allocator simpler.
+  if (alignment > ats_pagesize())
+    alignment = ats_pagesize();
   f->alignment = alignment;
   // Make sure we align *all* the objects in the allocation, not just the first one
   f->type_size = INK_ALIGN(type_size, alignment);