allow a percent value for the offset parameter

[fio.git] / options.c

diff --git a/options.c b/options.c
index a543e5a3107c382403959d1cd2794fb156f83b4e..dcee7e55a90efe4fbe38dc250296d4849537def5 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1306,8 +1306,17 @@ static int str_buffer_pattern_cb(void *data, const char *input)
 
        assert(ret != 0);
        td->o.buffer_pattern_bytes = ret;
-       if (!td->o.compress_percentage)
+
+       /*
+        * If this job is doing any reading or has compression set,
+        * ensure that we refill buffers for writes or we could be
+        * invalidating the pattern through reads.
+        */
+       if (!td->o.compress_percentage && !td_read(td))
                td->o.refill_buffers = 0;
+       else
+               td->o.refill_buffers = 1;
+
        td->o.scramble_buffers = 0;
        td->o.zero_buffers = 0;
 
@@ -1372,6 +1381,21 @@ static int str_gtod_reduce_cb(void *data, int *il)
        return 0;
 }
 
+static int str_offset_cb(void *data, unsigned long long *__val)
+{
+       struct thread_data *td = cb_data_to_td(data);
+       unsigned long long v = *__val;
+
+       if (parse_is_percent(v)) {
+               td->o.start_offset = 0;
+               td->o.start_offset_percent = -1ULL - v;
+               dprint(FD_PARSE, "SET start_offset_percent %d\n", td->o.start_offset_percent);
+       } else
+               td->o.start_offset = v;
+
+       return 0;
+}
+
 static int str_size_cb(void *data, unsigned long long *__val)
 {
        struct thread_data *td = cb_data_to_td(data);
@@ -1929,6 +1953,7 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .lname  = "IO offset",
                .alias  = "fileoffset",
                .type   = FIO_OPT_STR_VAL,
+               .cb     = str_offset_cb,
                .off1   = offsetof(struct thread_options, start_offset),
                .help   = "Start IO from this offset",
                .def    = "0",
@@ -2603,6 +2628,12 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                            .oval = MEM_MMAPHUGE,
                            .help = "Like mmap, but use huge pages",
                          },
+#endif
+#ifdef CONFIG_CUDA
+                         { .ival = "cudamalloc",
+                           .oval = MEM_CUDA_MALLOC,
+                           .help = "Allocate GPU device memory for GPUDirect RDMA",
+                         },
 #endif
                  },
        },
@@ -2674,6 +2705,22 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                            .oval = VERIFY_SHA512,
                            .help = "Use sha512 checksums for verification",
                          },
+                         { .ival = "sha3-224",
+                           .oval = VERIFY_SHA3_224,
+                           .help = "Use sha3-224 checksums for verification",
+                         },
+                         { .ival = "sha3-256",
+                           .oval = VERIFY_SHA3_256,
+                           .help = "Use sha3-256 checksums for verification",
+                         },
+                         { .ival = "sha3-384",
+                           .oval = VERIFY_SHA3_384,
+                           .help = "Use sha3-384 checksums for verification",
+                         },
+                         { .ival = "sha3-512",
+                           .oval = VERIFY_SHA3_512,
+                           .help = "Use sha3-512 checksums for verification",
+                         },
                          { .ival = "xxhash",
                            .oval = VERIFY_XXHASH,
                            .help = "Use xxhash checksums for verification",
@@ -3546,6 +3593,18 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .type   = FIO_OPT_UNSUPPORTED,
                .help   = "Build fio with libnuma-dev(el) to enable this option",
        },
+#endif
+#ifdef CONFIG_CUDA
+       {
+               .name   = "gpu_dev_id",
+               .lname  = "GPU device ID",
+               .type   = FIO_OPT_INT,
+               .off1   = offsetof(struct thread_options, gpu_dev_id),
+               .help   = "Set GPU device ID for GPUDirect RDMA",
+               .def    = "0",
+               .category = FIO_OPT_C_GENERAL,
+               .group  = FIO_OPT_G_INVALID,
+       },
 #endif
        {
                .name   = "end_fsync",
@@ -3849,6 +3908,16 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .category = FIO_OPT_C_STAT,
                .group  = FIO_OPT_G_INVALID,
        },
+       {
+               .name   = "stats",
+               .lname  = "Stats",
+               .type   = FIO_OPT_BOOL,
+               .off1   = offsetof(struct thread_options, stats),
+               .help   = "Enable collection of stats",
+               .def    = "1",
+               .category = FIO_OPT_C_STAT,
+               .group  = FIO_OPT_G_INVALID,
+       },
        {
                .name   = "zero_buffers",
                .lname  = "Zero I/O buffers",