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x86, UV: Rename hubmask to pnmask

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Rename 'bau_targ_hubmask' to 'pnmask' for clarity.

The BAU distribution bit mask is indexed by pnode number, not hub or
blade number.  This important fact is not clear while the mask is
called a 'hubmask'.

Signed-off-by: Cliff Wickman <cpw@sgi.com>
Link: http://lkml.kernel.org/r/20110621122242.630995969@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
cpw@sgi.com 2011-06-21 07:21:30 -05:00 committed by Ingo Molnar
parent 485f07d349
commit a456eaab87
2 changed files with 8 additions and 9 deletions
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12
arch/x86/include/asm/uv/uv_bau.h
View File

@ -183,7 +183,7 @@
* 'base_dest_nasid' field of the header corresponds to the
* destination nodeID associated with that specified bit.
*/
struct bau_targ_hubmask {
struct pnmask {
unsigned long bits[BITS_TO_LONGS(UV_DISTRIBUTION_SIZE)];
};
@ -314,7 +314,7 @@ struct bau_msg_header {
* Should be 64 bytes
*/
struct bau_desc {
struct bau_targ_hubmask distribution;
struct pnmask distribution;
/*
* message template, consisting of header and payload:
*/
@ -596,20 +596,20 @@ static inline void write_mmr_data_config(int pnode, unsigned long mr)
uv_write_global_mmr64(pnode, UVH_BAU_DATA_CONFIG, mr);
}
static inline int bau_uvhub_isset(int uvhub, struct bau_targ_hubmask *dstp)
static inline int bau_uvhub_isset(int uvhub, struct pnmask *dstp)
{
return constant_test_bit(uvhub, &dstp->bits[0]);
}
static inline void bau_uvhub_set(int pnode, struct bau_targ_hubmask *dstp)
static inline void bau_uvhub_set(int pnode, struct pnmask *dstp)
{
__set_bit(pnode, &dstp->bits[0]);
}
static inline void bau_uvhubs_clear(struct bau_targ_hubmask *dstp,
static inline void bau_uvhubs_clear(struct pnmask *dstp,
int nbits)
{
bitmap_zero(&dstp->bits[0], nbits);
}
static inline int bau_uvhub_weight(struct bau_targ_hubmask *dstp)
static inline int bau_uvhub_weight(struct pnmask *dstp)
{
return bitmap_weight((unsigned long *)&dstp->bits[0],
UV_DISTRIBUTION_SIZE);

5
arch/x86/platform/uv/tlb_uv.c
View File

@ -370,8 +370,7 @@ static void do_reset(void *ptr)
* Use IPI to get all target uvhubs to release resources held by
* a given sending cpu number.
*/
static void reset_with_ipi(struct bau_targ_hubmask *distribution,
struct bau_control *bcp)
static void reset_with_ipi(struct pnmask *distribution, struct bau_control *bcp)
{
int pnode;
int apnode;
@ -384,7 +383,7 @@ static void reset_with_ipi(struct bau_targ_hubmask *distribution,
reset_args.sender = sender;
cpus_clear(mask);
/* find a single cpu for each uvhub in this distribution mask */
maskbits = sizeof(struct bau_targ_hubmask) * BITSPERBYTE;
maskbits = sizeof(struct pnmask) * BITSPERBYTE;
/* each bit is a pnode relative to the partition base pnode */
for (pnode = 0; pnode < maskbits; pnode++) {
int cpu;