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Commit c72cd555 authored by Anton Blanchard's avatar Anton Blanchard Committed by Benjamin Herrenschmidt
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powerpc: Add endian annotations to lppaca, slb_shadow and dtl_entry 



Add endian annotation to various hypervisor structures which
are defined as big endian.

Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent b08a2a12

arch/powerpc/include/asm/lppaca.h

+25 −25
Original line number Diff line number Diff line
@@ -48,13 +48,13 @@ 
struct lppaca {

	/* cacheline 1 contains read-only data */



	u32	desc;			/* Eye catcher 0xD397D781 */

	u16	size;			/* Size of this struct */

	__be32	desc;			/* Eye catcher 0xD397D781 */

	__be16	size;			/* Size of this struct */

	u8	reserved1[3];

	u8	__old_status;		/* Old status, including shared proc */

	u8	reserved3[14];

	volatile u32 dyn_hw_node_id;	/* Dynamic hardware node id */

	volatile u32 dyn_hw_proc_id;	/* Dynamic hardware proc id */

	volatile __be32 dyn_hw_node_id;	/* Dynamic hardware node id */

	volatile __be32 dyn_hw_proc_id;	/* Dynamic hardware proc id */

	u8	reserved4[56];

	volatile u8 vphn_assoc_counts[8]; /* Virtual processor home node */

					  /* associativity change counters */
@@ -71,9 +71,9 @@ struct lppaca { 
	u8	fpregs_in_use;

	u8	pmcregs_in_use;

	u8	reserved8[28];

	u64	wait_state_cycles;	/* Wait cycles for this proc */

	__be64	wait_state_cycles;	/* Wait cycles for this proc */

	u8	reserved9[28];

	u16	slb_count;		/* # of SLBs to maintain */

	__be16	slb_count;		/* # of SLBs to maintain */

	u8	idle;			/* Indicate OS is idle */

	u8	vmxregs_in_use;
@@ -87,17 +87,17 @@ struct lppaca { 
	 * NOTE: This value will ALWAYS be zero for dedicated processors and

	 * will NEVER be zero for shared processors (ie, initialized to a 1).

	 */

	volatile u32 yield_count;

	volatile u32 dispersion_count;	/* dispatch changed physical cpu */

	volatile u64 cmo_faults;	/* CMO page fault count */

	volatile u64 cmo_fault_time;	/* CMO page fault time */

	volatile __be32 yield_count;

	volatile __be32 dispersion_count; /* dispatch changed physical cpu */

	volatile __be64 cmo_faults;	/* CMO page fault count */

	volatile __be64 cmo_fault_time;	/* CMO page fault time */

	u8	reserved10[104];



	/* cacheline 4-5 */



	u32	page_ins;		/* CMO Hint - # page ins by OS */

	__be32	page_ins;		/* CMO Hint - # page ins by OS */

	u8	reserved11[148];

	volatile u64 dtl_idx;		/* Dispatch Trace Log head index */

	volatile __be64 dtl_idx;		/* Dispatch Trace Log head index */

	u8	reserved12[96];

} __attribute__((__aligned__(0x400)));
@@ -123,12 +123,12 @@ static inline bool lppaca_shared_proc(struct lppaca *l) 
 * ESID is stored in the lower 64bits, then the VSID.

 */

struct slb_shadow {

	u32	persistent;		/* Number of persistent SLBs */

	u32	buffer_length;		/* Total shadow buffer length */

	u64	reserved;

	__be32	persistent;		/* Number of persistent SLBs */

	__be32	buffer_length;		/* Total shadow buffer length */

	__be64	reserved;

	struct	{

		u64     esid;

		u64	vsid;

		__be64     esid;

		__be64	vsid;

	} save_area[SLB_NUM_BOLTED];

} ____cacheline_aligned;
@@ -140,14 +140,14 @@ extern struct slb_shadow slb_shadow[]; 
struct dtl_entry {

	u8	dispatch_reason;

	u8	preempt_reason;

	u16	processor_id;

	u32	enqueue_to_dispatch_time;

	u32	ready_to_enqueue_time;

	u32	waiting_to_ready_time;

	u64	timebase;

	u64	fault_addr;

	u64	srr0;

	u64	srr1;

	__be16	processor_id;

	__be32	enqueue_to_dispatch_time;

	__be32	ready_to_enqueue_time;

	__be32	waiting_to_ready_time;

	__be64	timebase;

	__be64	fault_addr;

	__be64	srr0;

	__be64	srr1;

};



#define DISPATCH_LOG_BYTES	4096	/* bytes per cpu */