Searched refs:dev_zero_fd (Results 1 - 3 of 3) sorted by relevance

/freebsd-12-stable/sys/contrib/octeon-sdk/cvmx-malloc/
H A Dmalloc.c1621 static int dev_zero_fd = -1; /* Cached file descriptor for /dev/zero. */ variable
1623 #define MMAP(addr, size, prot, flags) ((dev_zero_fd < 0) ? \
1624 (dev_zero_fd = open("/dev/zero", O_RDWR), \
1625 mmap((addr), (size), (prot), (flags), dev_zero_fd, 0)) : \
1626 mmap((addr), (size), (prot), (flags), dev_zero_fd, 0))
/freebsd-12-stable/contrib/gcc/
H A Dggc-page.c384 int dev_zero_fd;
680 MAP_PRIVATE, G.dev_zero_fd, 0);
1473 G.dev_zero_fd = open ("/dev/zero", O_RDONLY);
1474 if (G.dev_zero_fd == -1)
382 int dev_zero_fd; member in struct:globals
H A Dggc-zone.c367 int dev_zero_fd; member in struct:globals
776 MAP_PRIVATE, G.dev_zero_fd, 0);
1513 G.dev_zero_fd = open ("/dev/zero", O_RDONLY);
1514 gcc_assert (G.dev_zero_fd != -1);

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