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authorRuslan Kovalev <ruslan.a.kovalev@gmail.com>2022-02-10 16:46:45 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:46:45 +0300
commit9123176b341b6f2658cff5132482b8237c1416c8 (patch)
tree49e222ea1c5804306084bb3ae065bb702625360f /util/system/madvise.cpp
parent59e19371de37995fcb36beb16cd6ec030af960bc (diff)
downloadydb-9123176b341b6f2658cff5132482b8237c1416c8.tar.gz
Restoring authorship annotation for Ruslan Kovalev <ruslan.a.kovalev@gmail.com>. Commit 2 of 2.
Diffstat (limited to 'util/system/madvise.cpp')
-rw-r--r--util/system/madvise.cpp62
1 files changed, 31 insertions, 31 deletions
diff --git a/util/system/madvise.cpp b/util/system/madvise.cpp
index b4d2454146..58c894e3ef 100644
--- a/util/system/madvise.cpp
+++ b/util/system/madvise.cpp
@@ -1,16 +1,16 @@
-#include "madvise.h"
-#include "align.h"
-#include "info.h"
-
-#include <util/generic/yexception.h>
-
-#if defined(_win_)
+#include "madvise.h"
+#include "align.h"
+#include "info.h"
+
+#include <util/generic/yexception.h>
+
+#if defined(_win_)
#include <util/system/winint.h>
-#else
+#else
#include <sys/types.h>
#include <sys/mman.h>
-#endif
-
+#endif
+
#ifndef MADV_DONTDUMP /* This flag is defined in sys/mman.h since Linux 3.4, but currently old libc header is in use \
for capability with Ubuntu 12.04, so we need to define it here manually */
#define MADV_DONTDUMP 16 /* Explicity exclude from the core dump, overrides the coredump filter bits */
@@ -21,34 +21,34 @@
#define MADV_DODUMP 17 /* Undo the effect of an earlier MADV_DONTDUMP */
#endif
-namespace {
+namespace {
void Madvise(int flag, const void* cbegin, size_t size) {
- static const size_t pageSize = NSystemInfo::GetPageSize();
- void* begin = AlignDown(const_cast<void*>(cbegin), pageSize);
- size = AlignUp(size, pageSize);
-
-#if defined(_win_)
+ static const size_t pageSize = NSystemInfo::GetPageSize();
+ void* begin = AlignDown(const_cast<void*>(cbegin), pageSize);
+ size = AlignUp(size, pageSize);
+
+#if defined(_win_)
if (!VirtualFree((LPVOID)begin, size, flag)) {
TString err(LastSystemErrorText());
ythrow yexception() << "VirtualFree(" << begin << ", " << size << ", " << flag << ")"
<< " returned error: " << err;
- }
-#else
+ }
+#else
if (-1 == madvise(begin, size, flag)) {
TString err(LastSystemErrorText());
ythrow yexception() << "madvise(" << begin << ", " << size << ", " << flag << ")"
<< " returned error: " << err;
- }
-#endif
- }
-}
-
-void MadviseSequentialAccess(const void* begin, size_t size) {
+ }
+#endif
+ }
+}
+
+void MadviseSequentialAccess(const void* begin, size_t size) {
#if !defined(_win_)
Madvise(MADV_SEQUENTIAL, begin, size);
#endif
-}
-
+}
+
void MadviseSequentialAccess(TArrayRef<const char> data) {
MadviseSequentialAccess(data.data(), data.size());
}
@@ -57,12 +57,12 @@ void MadviseSequentialAccess(TArrayRef<const ui8> data) {
MadviseSequentialAccess(data.data(), data.size());
}
-void MadviseRandomAccess(const void* begin, size_t size) {
+void MadviseRandomAccess(const void* begin, size_t size) {
#if !defined(_win_)
Madvise(MADV_RANDOM, begin, size);
#endif
-}
-
+}
+
void MadviseRandomAccess(TArrayRef<const char> data) {
MadviseRandomAccess(data.data(), data.size());
}
@@ -71,7 +71,7 @@ void MadviseRandomAccess(TArrayRef<const ui8> data) {
MadviseRandomAccess(data.data(), data.size());
}
-void MadviseEvict(const void* begin, size_t size) {
+void MadviseEvict(const void* begin, size_t size) {
#if defined(_win_)
Madvise(MEM_DECOMMIT, begin, size);
#elif defined(_linux_) || defined(_cygwin_)
@@ -79,7 +79,7 @@ void MadviseEvict(const void* begin, size_t size) {
#else // freebsd, osx
Madvise(MADV_FREE, begin, size);
#endif
-}
+}
void MadviseEvict(TArrayRef<const char> data) {
MadviseEvict(data.data(), data.size());