imperfectism / rpms / kernel

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Replace this with i686-7-4.patch .
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diff -up ./arch/x86/include/asm/irq_remapping.h.7-4 ./arch/x86/include/asm/irq_remapping.h
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--- ./arch/x86/include/asm/irq_remapping.h.7-4	2018-10-30 19:54:34.000000000 +0900
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+++ ./arch/x86/include/asm/irq_remapping.h	2018-10-30 19:56:23.000000000 +0900
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@@ -35,6 +35,11 @@ enum irq_remap_cap {
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 	IRQ_POSTING_CAP = 0,
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 };
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+struct vcpu_data {
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+	u64 pi_desc_addr;	/* Physical address of PI Descriptor */
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+	u32 vector;		/* Guest vector of the interrupt */
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+};
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+
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 #ifdef CONFIG_IRQ_REMAP
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 extern bool irq_remapping_cap(enum irq_remap_cap cap);
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@@ -67,11 +72,6 @@ enum {
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 	IRQ_REMAP_X2APIC_MODE,
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 };
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-struct vcpu_data {
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-	u64 pi_desc_addr;	/* Physical address of PI Descriptor */
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-	u32 vector;		/* Guest vector of the interrupt */
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-};
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-
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 #else  /* CONFIG_IRQ_REMAP */
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 static inline bool irq_remapping_cap(enum irq_remap_cap cap) { return 0; }
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diff -up ./arch/x86/include/asm/kvm_host.h.7-4 ./arch/x86/include/asm/kvm_host.h
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--- ./arch/x86/include/asm/kvm_host.h.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./arch/x86/include/asm/kvm_host.h	2018-10-30 19:54:34.000000000 +0900
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@@ -56,7 +56,7 @@
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 			  | X86_CR0_NW | X86_CR0_CD | X86_CR0_PG))
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 #define CR3_L_MODE_RESERVED_BITS 0xFFFFFF0000000000ULL
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-#define CR3_PCID_INVD		 (1UL << 63)
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+#define CR3_PCID_INVD		 BIT_64(63)
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 #define CR4_RESERVED_BITS                                               \
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 	(~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\
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 			  | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE     \
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diff -up ./arch/x86/kvm/x86.c.7-4 ./arch/x86/kvm/x86.c
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--- ./arch/x86/kvm/x86.c.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./arch/x86/kvm/x86.c	2018-10-30 19:54:34.000000000 +0900
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@@ -5993,6 +5993,7 @@ int kvm_emulate_halt(struct kvm_vcpu *vc
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 }
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 EXPORT_SYMBOL_GPL(kvm_emulate_halt);
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+#ifdef CONFIG_X86_64
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 static int kvm_pv_clock_pairing(struct kvm_vcpu *vcpu, gpa_t paddr,
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 			        unsigned long clock_type)
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 {
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@@ -6019,6 +6020,7 @@ static int kvm_pv_clock_pairing(struct k
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 	return ret;
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 }
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+#endif
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 /*
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  * kvm_pv_kick_cpu_op:  Kick a vcpu.
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@@ -6084,9 +6086,11 @@ int kvm_emulate_hypercall(struct kvm_vcp
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 		kvm_pv_kick_cpu_op(vcpu->kvm, a0, a1);
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 		ret = 0;
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 		break;
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+#ifdef CONFIG_X86_64
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 	case KVM_HC_CLOCK_PAIRING:
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 		ret = kvm_pv_clock_pairing(vcpu, a0, a1);
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 		break;
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+#endif
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 	default:
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 		ret = -KVM_ENOSYS;
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 		break;
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diff -up ./crypto/tcrypt.c.7-4 ./crypto/tcrypt.c
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--- ./crypto/tcrypt.c.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./crypto/tcrypt.c	2018-10-30 19:54:34.000000000 +0900
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@@ -865,7 +865,7 @@ static void test_mb_ahash_speed(const ch
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 		printk("\nBlock: %lld cycles (%lld cycles/byte), %d bytes\n",
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 			(s64) (end[7]-start[0])/1,
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-			(s64) (end[7]-start[0])/(8*speed[i].blen),
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+			div_s64((s64) (end[7]-start[0]), (8*speed[i].blen)),
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 			8*speed[i].blen);
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 	}
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 	ret = 0;
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diff -up ./drivers/misc/ioc4.c.7-4 ./drivers/misc/ioc4.c
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--- ./drivers/misc/ioc4.c.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./drivers/misc/ioc4.c	2018-10-30 19:54:34.000000000 +0900
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@@ -168,19 +168,20 @@ ioc4_clock_calibrate(struct ioc4_driver_
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 	mmiowb();
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 	/* Check square wave period averaged over some number of cycles */
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-	do {
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-		int_out.raw = readl(&idd->idd_misc_regs->int_out.raw);
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-		state = int_out.fields.int_out;
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-		if (!last_state && state) {
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-			count++;
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-			if (count == IOC4_CALIBRATE_END) {
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-				ktime_get_ts(&end_ts);
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-				break;
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-			} else if (count == IOC4_CALIBRATE_DISCARD)
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-				ktime_get_ts(&start_ts);
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-		}
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-		last_state = state;
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-	} while (1);
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+	ktime_get_ts(&start_ts);
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+	state = 1; /* make sure the first read isn't a rising edge */
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+	for (count = 0; count <= IOC4_CALIBRATE_END; count++) {
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+		do { /* wait for a rising edge */
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+			last_state = state;
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+			int_out.raw = readl(&idd->idd_misc_regs->int_out.raw);
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+			state = int_out.fields.int_out;
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+		} while (last_state || !state);
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+
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+		/* discard the first few cycles */
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+		if (count == IOC4_CALIBRATE_DISCARD)
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+			ktime_get_ts(&start_ts);
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+	}
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+	ktime_get_ts(&end_ts);
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 	/* Calculation rearranged to preserve intermediate precision.
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 	 * Logically:
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diff -up ./fs/xfs/libxfs/xfs_format.h.7-4 ./fs/xfs/libxfs/xfs_format.h
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--- ./fs/xfs/libxfs/xfs_format.h.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./fs/xfs/libxfs/xfs_format.h	2018-10-30 19:54:34.000000000 +0900
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@@ -791,7 +791,7 @@ typedef struct xfs_agfl {
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 	__be64		agfl_lsn;
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 	__be32		agfl_crc;
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 	__be32		agfl_bno[];	/* actually XFS_AGFL_SIZE(mp) */
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-} xfs_agfl_t;
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+} __attribute__((packed)) xfs_agfl_t;
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 #define XFS_AGFL_CRC_OFF	offsetof(struct xfs_agfl, agfl_crc)
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diff -up ./fs/xfs/xfs_ondisk.h.7-4 ./fs/xfs/xfs_ondisk.h
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--- ./fs/xfs/xfs_ondisk.h.7-4	2018-10-05 05:18:19.000000000 +0900
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+++ ./fs/xfs/xfs_ondisk.h	2018-10-30 19:54:34.000000000 +0900
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@@ -34,7 +34,7 @@ xfs_check_ondisk_structs(void)
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_acl,			4);
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_acl_entry,		12);
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_agf,			224);
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-	XFS_CHECK_STRUCT_SIZE(struct xfs_agfl,			40);
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+	XFS_CHECK_STRUCT_SIZE(struct xfs_agfl,			36);
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_agi,			336);
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_key,		8);
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 	XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_rec,		16);