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Commit 5549b94b authored by Andreas Herrmann's avatar Andreas Herrmann Committed by Ingo Molnar
Browse files

x86: microcode_amd: use 'packed' attribute for structs 



Impact: cleanup

Signed-off-by: default avatarAndreas Herrmann <andreas.herrmann3@amd.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 98415301

arch/x86/kernel/microcode_amd.c

+23 −22
Original line number Diff line number Diff line
@@ -47,28 +47,29 @@ MODULE_LICENSE("GPL v2"); 
#define UCODE_UCODE_TYPE           0x00000001



struct equiv_cpu_entry {

	unsigned int installed_cpu;

	unsigned int fixed_errata_mask;

	unsigned int fixed_errata_compare;

	unsigned int equiv_cpu;

};

	u32	installed_cpu;

	u32	fixed_errata_mask;

	u32	fixed_errata_compare;

	u16	equiv_cpu;

	u16	res;

} __attribute__((packed));



struct microcode_header_amd {

	unsigned int  data_code;

	unsigned int  patch_id;

	unsigned char mc_patch_data_id[2];

	unsigned char mc_patch_data_len;

	unsigned char init_flag;

	unsigned int  mc_patch_data_checksum;

	unsigned int  nb_dev_id;

	unsigned int  sb_dev_id;

	u32	data_code;

	u32	patch_id;

	u16	mc_patch_data_id;

	u8	mc_patch_data_len;

	u8	init_flag;

	u32	mc_patch_data_checksum;

	u32	nb_dev_id;

	u32	sb_dev_id;

	u16	processor_rev_id;

	unsigned char nb_rev_id;

	unsigned char sb_rev_id;

	unsigned char bios_api_rev;

	unsigned char reserved1[3];

	unsigned int  match_reg[8];

};

	u8	nb_rev_id;

	u8	sb_rev_id;

	u8	bios_api_rev;

	u8	reserved1[3];

	u32	match_reg[8];

} __attribute__((packed));



struct microcode_amd {

	struct microcode_header_amd hdr;
@@ -109,7 +110,7 @@ static int get_matching_microcode(int cpu, void *mc, int rev) 
{

	struct microcode_header_amd *mc_header = mc;

	unsigned int current_cpu_id;

	unsigned int equiv_cpu_id = 0x00;

	u16 equiv_cpu_id = 0;

	unsigned int i = 0;



	BUG_ON(equiv_cpu_table == NULL);
@@ -117,7 +118,7 @@ static int get_matching_microcode(int cpu, void *mc, int rev) 


	while (equiv_cpu_table[i].installed_cpu != 0) {

		if (current_cpu_id == equiv_cpu_table[i].installed_cpu) {

			equiv_cpu_id = equiv_cpu_table[i].equiv_cpu & 0xffff;

			equiv_cpu_id = equiv_cpu_table[i].equiv_cpu;

			break;

		}

		i++;