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(trunk libt) #4164 "__FD_SETSIZE impact on open-file-limit and peer-limit-global" -- commit patch by romanr to take FD_SETSIZE into account before calling setrlimit()

This commit is contained in:
Jordan Lee 2011-04-19 15:23:04 +00:00
parent e51f2982f4
commit a8377b1b7a
1 changed files with 2 additions and 2 deletions
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4
libtransmission/fdlimit.c
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@ -781,12 +781,12 @@ tr_fdSetPeerLimit( tr_session * session, int socket_limit )
{
struct rlimit rlim;
const int NOFILE_BUFFER = 512;
const int open_max = sysconf( _SC_OPEN_MAX );
const int open_max = MIN( FD_SETSIZE, sysconf( _SC_OPEN_MAX ) );
getrlimit( RLIMIT_NOFILE, &rlim );
rlim.rlim_cur = MAX( 1024, open_max );
rlim.rlim_cur = MIN( rlim.rlim_cur, rlim.rlim_max );
setrlimit( RLIMIT_NOFILE, &rlim );
tr_dbg( "setrlimit( RLIMIT_NOFILE, %d )", (int)rlim.rlim_cur );
tr_dbg( "setrlimit( RLIMIT_NOFILE, %d ); FD_SETSIZE = %d", (int)rlim.rlim_cur, FD_SETSIZE );
gFd->socket_limit = MIN( socket_limit, (int)rlim.rlim_cur - NOFILE_BUFFER );
}
#else