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@@ -1,10 +1,10 @@
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/*
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/*
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* iSeries hashtable management.
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* iSeries hashtable management.
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- * Derived from pSeries_htab.c
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+ * Derived from pSeries_htab.c
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*
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*
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* SMP scalability work:
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* SMP scalability work:
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* Copyright (C) 2001 Anton Blanchard <anton@au.ibm.com>, IBM
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* Copyright (C) 2001 Anton Blanchard <anton@au.ibm.com>, IBM
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- *
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+ *
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* This program is free software; you can redistribute it and/or
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* as published by the Free Software Foundation; either version
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@@ -18,7 +18,8 @@
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#include <asm/abs_addr.h>
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#include <asm/abs_addr.h>
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#include <linux/spinlock.h>
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#include <linux/spinlock.h>
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-static spinlock_t iSeries_hlocks[64] __cacheline_aligned_in_smp = { [0 ... 63] = SPIN_LOCK_UNLOCKED};
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+static spinlock_t iSeries_hlocks[64] __cacheline_aligned_in_smp =
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+ { [0 ... 63] = SPIN_LOCK_UNLOCKED};
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/*
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/*
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* Very primitive algorithm for picking up a lock
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* Very primitive algorithm for picking up a lock
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@@ -126,7 +127,7 @@ static long iSeries_hpte_remove(unsigned long hpte_group)
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hpte_v = iSeries_hpte_getword0(hpte_group + slot_offset);
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hpte_v = iSeries_hpte_getword0(hpte_group + slot_offset);
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if (! (hpte_v & HPTE_V_BOLTED)) {
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if (! (hpte_v & HPTE_V_BOLTED)) {
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- HvCallHpt_invalidateSetSwBitsGet(hpte_group +
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+ HvCallHpt_invalidateSetSwBitsGet(hpte_group +
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slot_offset, 0, 0);
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slot_offset, 0, 0);
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iSeries_hunlock(hpte_group);
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iSeries_hunlock(hpte_group);
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return i;
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return i;
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@@ -143,9 +144,9 @@ static long iSeries_hpte_remove(unsigned long hpte_group)
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/*
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/*
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* The HyperVisor expects the "flags" argument in this form:
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* The HyperVisor expects the "flags" argument in this form:
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- * bits 0..59 : reserved
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- * bit 60 : N
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- * bits 61..63 : PP2,PP1,PP0
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+ * bits 0..59 : reserved
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+ * bit 60 : N
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+ * bits 61..63 : PP2,PP1,PP0
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*/
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*/
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static long iSeries_hpte_updatepp(unsigned long slot, unsigned long newpp,
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static long iSeries_hpte_updatepp(unsigned long slot, unsigned long newpp,
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unsigned long va, int large, int local)
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unsigned long va, int large, int local)
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@@ -171,7 +172,7 @@ static long iSeries_hpte_updatepp(unsigned long slot, unsigned long newpp,
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}
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}
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/*
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/*
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- * Functions used to find the PTE for a particular virtual address.
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+ * Functions used to find the PTE for a particular virtual address.
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* Only used during boot when bolting pages.
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* Only used during boot when bolting pages.
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*
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*
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* Input : vpn : virtual page number
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* Input : vpn : virtual page number
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@@ -189,7 +190,7 @@ static long iSeries_hpte_find(unsigned long vpn)
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* 0x00000000xxxxxxxx : Entry found in primary group, slot x
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* 0x00000000xxxxxxxx : Entry found in primary group, slot x
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* 0x80000000xxxxxxxx : Entry found in secondary group, slot x
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* 0x80000000xxxxxxxx : Entry found in secondary group, slot x
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*/
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*/
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- slot = HvCallHpt_findValid(&hpte, vpn);
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+ slot = HvCallHpt_findValid(&hpte, vpn);
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if (hpte.v & HPTE_V_VALID) {
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if (hpte.v & HPTE_V_VALID) {
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if (slot < 0) {
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if (slot < 0) {
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slot &= 0x7fffffffffffffff;
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slot &= 0x7fffffffffffffff;
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@@ -216,7 +217,7 @@ static void iSeries_hpte_updateboltedpp(unsigned long newpp, unsigned long ea)
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vsid = get_kernel_vsid(ea);
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vsid = get_kernel_vsid(ea);
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va = (vsid << 28) | (ea & 0x0fffffff);
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va = (vsid << 28) | (ea & 0x0fffffff);
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vpn = va >> PAGE_SHIFT;
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vpn = va >> PAGE_SHIFT;
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- slot = iSeries_hpte_find(vpn);
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+ slot = iSeries_hpte_find(vpn);
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if (slot == -1)
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if (slot == -1)
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panic("updateboltedpp: Could not find page to bolt\n");
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panic("updateboltedpp: Could not find page to bolt\n");
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HvCallHpt_setPp(slot, newpp);
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HvCallHpt_setPp(slot, newpp);
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@@ -234,7 +235,7 @@ static void iSeries_hpte_invalidate(unsigned long slot, unsigned long va,
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iSeries_hlock(slot);
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iSeries_hlock(slot);
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hpte_v = iSeries_hpte_getword0(slot);
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hpte_v = iSeries_hpte_getword0(slot);
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-
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+
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if ((HPTE_V_AVPN_VAL(hpte_v) == avpn) && (hpte_v & HPTE_V_VALID))
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if ((HPTE_V_AVPN_VAL(hpte_v) == avpn) && (hpte_v & HPTE_V_VALID))
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HvCallHpt_invalidateSetSwBitsGet(slot, 0, 0);
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HvCallHpt_invalidateSetSwBitsGet(slot, 0, 0);
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@@ -249,7 +250,7 @@ void hpte_init_iSeries(void)
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ppc_md.hpte_updatepp = iSeries_hpte_updatepp;
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ppc_md.hpte_updatepp = iSeries_hpte_updatepp;
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ppc_md.hpte_updateboltedpp = iSeries_hpte_updateboltedpp;
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ppc_md.hpte_updateboltedpp = iSeries_hpte_updateboltedpp;
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ppc_md.hpte_insert = iSeries_hpte_insert;
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ppc_md.hpte_insert = iSeries_hpte_insert;
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- ppc_md.hpte_remove = iSeries_hpte_remove;
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+ ppc_md.hpte_remove = iSeries_hpte_remove;
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htab_finish_init();
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htab_finish_init();
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}
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}
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