1d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include "tests.h" 2d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include <asm/unistd.h> 3d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 4d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#if defined __NR_swapon && defined __NR_swapoff 5d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 6d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <stdio.h> 7d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <sys/swap.h> 8d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes# include <unistd.h> 9d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 10d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesint 11d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesmain(void) 12d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes{ 13d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes static const char sample[] = "swap.sample"; 14d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes long rc; 15d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 16d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapon, sample, 0); 17d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 18d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, "0", rc, errno2name()); 19d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 20d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapon, sample, 42); 21d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 22d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, "42", rc, errno2name()); 23d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 24d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER); 25d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 26d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, "SWAP_FLAG_PREFER|0", rc, errno2name()); 27d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 28d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER | 42); 29d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 30d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, "SWAP_FLAG_PREFER|42", rc, errno2name()); 31d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 32d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapon, sample, -1L); 33d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 34d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, 35d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "SWAP_FLAG_PREFER|SWAP_FLAG_DISCARD|SWAP_FLAG_DISCARD_ONCE" 36d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes "|SWAP_FLAG_DISCARD_PAGES|0xfff80000|32767", 37d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc, errno2name()); 38d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 39d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes rc = syscall(__NR_swapoff, sample); 40d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes printf("swapoff(\"%s\") = %ld %s (%m)\n", 41d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes sample, rc, errno2name()); 42d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 43d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes puts("+++ exited with 0 +++"); 44d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes return 0; 45d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} 46d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 47d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#else 48d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 49d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott HughesSKIP_MAIN_UNDEFINED("__NR_swapon && __NR_swapoff") 50d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 51d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#endif 52