Commit e133dcd8 authored Sep 05, 2018 by wuzhouhui Committed by Jim Harris Sep 06, 2018

bdev/gpt: vbdev_gpt_examine: no need to read gpt if bdev is too small



Change-Id: I28f21649feae8022cd0f0afd5b01ae3ee2b3592e
Signed-off-by: wuzhouhui <wuzhouhui@kingsoft.com>
Reviewed-on: https://review.gerrithub.io/424618


Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>

parent b98bbb18

lib/bdev/gpt/vbdev_gpt.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -384,7 +384,10 @@ vbdev_gpt_examine(struct spdk_bdev *bdev)
		{
		int rc;

		if (g_gpt_disabled) {
		/* A bdev with fewer than 2 blocks cannot have a GPT. Block 0 has
		* the MBR and block 1 has the GPT header.
		*/
		if (g_gpt_disabled \|\| spdk_bdev_get_num_blocks(bdev) < 2) {
		spdk_bdev_module_examine_done(&gpt_if);
		return;
		}