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Commit 6ec5ff4b authored by Gustavo Padovan's avatar Gustavo Padovan Committed by Ingo Molnar
Browse files

x86: Eliminate various 'set but not used' warnings 



Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
Cc: Joerg Roedel <joerg.roedel@amd.com> (supporter:AMD IOMMU (AMD-VI))
Cc: iommu@lists.linux-foundation.org (open list:AMD IOMMU (AMD-VI))
Link: http://lkml.kernel.org/r/1305918786-7239-3-git-send-email-padovan@profusion.mobi


Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 1d487624

arch/x86/kernel/amd_iommu.c

+1 −4
Original line number Diff line number Diff line
@@ -1538,13 +1538,11 @@ static void do_detach(struct device *dev) 
{

	struct iommu_dev_data *dev_data;

	struct amd_iommu *iommu;

	struct pci_dev *pdev;

	u16 devid;



	devid    = get_device_id(dev);

	iommu    = amd_iommu_rlookup_table[devid];

	dev_data = get_dev_data(dev);

	pdev     = to_pci_dev(dev);



	/* decrease reference counters */

	dev_data->domain->dev_iommu[iommu->index] -= 1;
@@ -1703,10 +1701,9 @@ static struct protection_domain *domain_for_device(struct device *dev) 
	struct protection_domain *dom;

	struct iommu_dev_data *dev_data, *alias_data;

	unsigned long flags;

	u16 devid, alias;

	u16 devid;



	devid      = get_device_id(dev);

	alias      = amd_iommu_alias_table[devid];

	dev_data   = get_dev_data(dev);

	alias_data = get_dev_data(dev_data->alias);

	if (!alias_data)

arch/x86/kernel/test_nx.c

+1 −1
Original line number Diff line number Diff line
@@ -161,7 +161,7 @@ static int test_NX(void) 
	}



#endif

	return 0;

	return ret;

}



static void test_exit(void)

arch/x86/mm/pf_in.c

+3 −11
Original line number Diff line number Diff line
@@ -414,22 +414,17 @@ unsigned long get_ins_reg_val(unsigned long ins_addr, struct pt_regs *regs) 
	unsigned char *p;

	struct prefix_bits prf;

	int i;

	unsigned long rv;



	p = (unsigned char *)ins_addr;

	p += skip_prefix(p, &prf);

	p += get_opcode(p, &opcode);

	for (i = 0; i < ARRAY_SIZE(reg_rop); i++)

		if (reg_rop[i] == opcode) {

			rv = REG_READ;

		if (reg_rop[i] == opcode)

			goto do_work;

		}



	for (i = 0; i < ARRAY_SIZE(reg_wop); i++)

		if (reg_wop[i] == opcode) {

			rv = REG_WRITE;

		if (reg_wop[i] == opcode)

			goto do_work;

		}



	printk(KERN_ERR "mmiotrace: Not a register instruction, opcode "

							"0x%02x\n", opcode);
@@ -474,16 +469,13 @@ unsigned long get_ins_imm_val(unsigned long ins_addr) 
	unsigned char *p;

	struct prefix_bits prf;

	int i;

	unsigned long rv;



	p = (unsigned char *)ins_addr;

	p += skip_prefix(p, &prf);

	p += get_opcode(p, &opcode);

	for (i = 0; i < ARRAY_SIZE(imm_wop); i++)

		if (imm_wop[i] == opcode) {

			rv = IMM_WRITE;

		if (imm_wop[i] == opcode)

			goto do_work;

		}



	printk(KERN_ERR "mmiotrace: Not an immediate instruction, opcode "

							"0x%02x\n", opcode);