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fix size of lsnfile didnt change on the last revision

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This commit is contained in:
dwight 2010-12-24 11:10:13 -05:00
parent a6bf3b2b61
commit d5e6b184cd
1 changed files with 2 additions and 1 deletions
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3
db/dur_journal.cpp
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@ -43,6 +43,7 @@ namespace mongo {
BOOST_STATIC_ASSERT( sizeof(JSectHeader) == 12 ); BOOST_STATIC_ASSERT( sizeof(JSectHeader) == 12 );
BOOST_STATIC_ASSERT( sizeof(JSectFooter) == 32 ); BOOST_STATIC_ASSERT( sizeof(JSectFooter) == 32 );
BOOST_STATIC_ASSERT( sizeof(JEntry) == 12 ); BOOST_STATIC_ASSERT( sizeof(JEntry) == 12 );
BOOST_STATIC_ASSERT( sizeof(LSNFile) == 88 );
filesystem::path getJournalDir() { filesystem::path getJournalDir() {
filesystem::path p(dbpath); filesystem::path p(dbpath);
@ -287,7 +288,7 @@ namespace mongo {
// os can flush as it likes. if it flushes slowly, we will just do extra work on recovery. // os can flush as it likes. if it flushes slowly, we will just do extra work on recovery.
// however, given we actually close the file, that seems unlikely. // however, given we actually close the file, that seems unlikely.
MemoryMappedFile f; MemoryMappedFile f;
unsigned long long length = 8; unsigned long long length = sizeof(LSNFile);
LSNFile *lsnf = static_cast<LSNFile*>( f.map(lsnPath().string().c_str(), length) ); LSNFile *lsnf = static_cast<LSNFile*>( f.map(lsnPath().string().c_str(), length) );
assert(lsnf); assert(lsnf);
lsnf->set(lsn); lsnf->set(lsn);