Commit 7ae3fcd0 authored by Daniel Verkamp's avatar Daniel Verkamp
Browse files

gpt: fix naming of CRC32 polynomial #define 



GPT uses the standard IEEE CRC-32 polynomial, not CRC-32C.

Change-Id: I94dae01ec7b31cb3c3efc735d9dfa4e0cfea9ce4
Signed-off-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/369306


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 931e3d51

lib/bdev/gpt/gpt.c

+2 −2
Original line number Diff line number Diff line
@@ -46,7 +46,7 @@ 
#define PRIMARY_PARTITION_NUMBER 4

#define GPT_PROTECTIVE_MBR 1

#define SPDK_MAX_NUM_PARTITION_ENTRIES 128

#define SPDK_GPT_CRC32C_POLYNOMIAL_REFLECT 0xedb88320UL

#define SPDK_GPT_CRC32_POLYNOMIAL_REFLECT 0xedb88320UL



static uint32_t spdk_gpt_crc32_table[256];
@@ -60,7 +60,7 @@ spdk_gpt_init_crc32(void) 
		val = i;

		for (j = 0; j < 8; j++) {

			if (val & 1) {

				val = (val >> 1) ^ SPDK_GPT_CRC32C_POLYNOMIAL_REFLECT;

				val = (val >> 1) ^ SPDK_GPT_CRC32_POLYNOMIAL_REFLECT;

			} else {

				val = (val >> 1);

			}