diff options
Diffstat (limited to 'tests/fs-tests')
| -rw-r--r-- | tests/fs-tests/integrity/integck.c | 46 |
1 files changed, 35 insertions, 11 deletions
diff --git a/tests/fs-tests/integrity/integck.c b/tests/fs-tests/integrity/integck.c index 9a2f3b4..55fe8be 100644 --- a/tests/fs-tests/integrity/integck.c +++ b/tests/fs-tests/integrity/integck.c @@ -95,7 +95,7 @@ static struct { * nospc_size_ok: file size is updated even if the write operation failed with * ENOSPC error * can_mmap: file-system supports share writable 'mmap()' operation - * is_rootfs: the tested file-system the root file-system + * can_remount: is it possible to re-mount the tested file-system? * fstype: file-system type (e.g., "ubifs") * fsdev: the underlying device mounted by the tested file-system * mount_opts: non-standard mount options of the tested file-system (non-standard @@ -111,7 +111,7 @@ static struct { unsigned int log10_initial_free; unsigned int nospc_size_ok:1; unsigned int can_mmap:1; - unsigned int is_rootfs:1; + unsigned int can_remount:1; char *fstype; char *fsdev; char *mount_opts; @@ -2534,12 +2534,13 @@ static int integck(void) if (ret) return -1; - if (!fsinfo.is_rootfs) { + if (fsinfo.can_remount) { close_open_files(); ret = remount_tested_fs(); if (ret) return -1; - } + } else + assert(!args.power_cut_mode); /* Check everything */ check_run_no += 1; @@ -2551,7 +2552,7 @@ static int integck(void) if (ret) return -1; - if (!fsinfo.is_rootfs) { + if (fsinfo.can_remount) { close_open_files(); ret = remount_tested_fs(); if (ret) @@ -2668,7 +2669,6 @@ static void get_tested_fs_info(void) uint64_t z; char *p; unsigned int pid; - struct stat st1, st2; /* Remove trailing '/' symbols from the mount point */ p = dup_string(args.mount_point); @@ -2716,11 +2716,6 @@ static void get_tested_fs_info(void) normsg("pid %u, testing \"%s\" at \"%s\"", pid, fsinfo.fstype, fsinfo.mount_point); - - CHECK(stat(fsinfo.mount_point, &st1) == 0); - CHECK(stat("/", &st2) != -1); - if (st1.st_dev == st2.st_dev) - fsinfo.is_rootfs = 1; } static const char doc[] = PROGRAM_NAME " version " PROGRAM_VERSION @@ -2972,6 +2967,35 @@ int main(int argc, char *argv[]) goto out_free; } + /* Check whether we can re-mount the tested FS */ + do { + ret = recover_tested_fs(); + } while (ret && args.power_cut_mode && errno == EROFS); + + if (!ret) { + fsinfo.can_remount = 1; + } else { + warnmsg("file-system %s cannot be unmounted (%s)", + fsinfo.mount_point, strerror(errno)); + if (args.power_cut_mode) { + /* + * When testing emulated power cuts we have to be able + * to re-mount the file-system to clean the EROFS + * state. + * + * But there is also another reason. Imaging the test + * writes many files successfully, and decides to check + * them. But the test has done many modifications, so + * there will be write-back. And when write-back fails, + * Linux discards the dirty pages. So, if meanwhile FS + * write-back encounters emulated power cut error, the + * file checking will fail as well. + */ + errmsg("power cut mode requers unmountable FS"); + goto out_free; + } + } + /* Do the actual test */ for (rpt = 0; ; rpt++) { top_dir = zalloc(sizeof(struct dir_info)); |