diff options
Diffstat (limited to 'tools/f2fs_io/f2fs_io.c')
| -rw-r--r-- | tools/f2fs_io/f2fs_io.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tools/f2fs_io/f2fs_io.c b/tools/f2fs_io/f2fs_io.c index 7059cbf..b8e4f02 100644 --- a/tools/f2fs_io/f2fs_io.c +++ b/tools/f2fs_io/f2fs_io.c @@ -1743,6 +1743,46 @@ static void do_lseek(int argc, char **argv, const struct cmd_desc *cmd) exit(0); } +#define get_advise_desc "get_advise" +#define get_advise_help "f2fs_io get_advise [file_path]\n\n" + +static void do_get_advise(int argc, char **argv, const struct cmd_desc *cmd) +{ + int ret; + unsigned char value; + + if (argc != 2) { + fputs("Excess arguments\n\n", stderr); + fputs(cmd->cmd_help, stderr); + exit(1); + } + + ret = getxattr(argv[1], F2FS_SYSTEM_ADVISE_NAME, &value, sizeof(value)); + if (ret != sizeof(value)) { + perror("getxattr"); + exit(1); + } + + printf("i_advise=0x%x, advise_type: ", value); + if (value & FADVISE_COLD_BIT) + printf("cold "); + if (value & FADVISE_LOST_PINO_BIT) + printf("lost_pino "); + if (value & FADVISE_ENCRYPT_BIT) + printf("encrypt "); + if (value & FADVISE_ENC_NAME_BIT) + printf("enc_name "); + if (value & FADVISE_KEEP_SIZE_BIT) + printf("keep_size "); + if (value & FADVISE_HOT_BIT) + printf("hot "); + if (value & FADVISE_VERITY_BIT) + printf("verity "); + if (value & FADVISE_TRUNC_BIT) + printf("trunc "); + printf("\n"); +} + #define CMD_HIDDEN 0x0001 #define CMD(name) { #name, do_##name, name##_desc, name##_help, 0 } #define _CMD(name) { #name, do_##name, NULL, NULL, CMD_HIDDEN } @@ -1786,6 +1826,7 @@ const struct cmd_desc cmd_list[] = { CMD(setxattr), CMD(removexattr), CMD(lseek), + CMD(get_advise), { NULL, NULL, NULL, NULL, 0 } }; |