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Merge pull request #1107 from gaul/concurrency

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Access FdEntity metadata while holding fdent_lock
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Takeshi Nakatani 2019-08-03 21:49:54 +09:00 committed by GitHub
commit 6837cbfe06
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1 changed files with 11 additions and 3 deletions
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14
src/fdcache.cpp
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@ -1479,7 +1479,15 @@ int FdEntity::RowFlush(const char* tpath, bool force_sync)
{
int result = 0;
S3FS_PRN_INFO3("[tpath=%s][path=%s][fd=%d]", SAFESTRPTR(tpath), path.c_str(), fd);
std::string tmppath;
headers_t tmporgmeta;
{
AutoLock auto_lock(&fdent_lock);
tmppath = path;
tmporgmeta = orgmeta;
}
S3FS_PRN_INFO3("[tpath=%s][path=%s][fd=%d]", SAFESTRPTR(tpath), tmppath.c_str(), fd);
if(-1 == fd){
return -EBADF;
@ -1554,10 +1562,10 @@ int FdEntity::RowFlush(const char* tpath, bool force_sync)
}
if(pagelist.Size() >= S3fsCurl::GetMultipartSize() && !nomultipart){
result = S3fsCurl::ParallelMultipartUploadRequest(tpath ? tpath : path.c_str(), orgmeta, fd);
result = S3fsCurl::ParallelMultipartUploadRequest(tpath ? tpath : tmppath.c_str(), tmporgmeta, fd);
}else{
S3fsCurl s3fscurl(true);
result = s3fscurl.PutRequest(tpath ? tpath : path.c_str(), orgmeta, fd);
result = s3fscurl.PutRequest(tpath ? tpath : tmppath.c_str(), tmporgmeta, fd);
}
// seek to head of file.