103 lines
3.4 KiB
Diff
103 lines
3.4 KiB
Diff
--- a/common/lib/modules/fglrx/build_mod/firegl_public.c 2015-08-30 17:36:02.000000000 -0400
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+++ b/common/lib/modules/fglrx/build_mod/firegl_public.c 2015-08-30 17:39:36.000000000 -0400
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@@ -21,6 +21,8 @@
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!!! since it requires changes to linux/init/main.c.
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#endif /* !MODULE */
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+#include <linux/preempt.h>
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+
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// ============================================================
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#include <linux/version.h>
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@@ -4997,7 +4999,9 @@ static unsigned int kas_spin_unlock(kas_
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unsigned long ATI_API_CALL KAS_GetExecutionLevel(void)
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{
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unsigned long ret;
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+ preempt_disable();
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ret = kas_GetExecutionLevel();
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+ preempt_enable();
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return ret;
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}
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@@ -5022,8 +5026,10 @@ unsigned int ATI_API_CALL KAS_Ih_Execute
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KCL_DEBUG5(FN_FIREGL_KAS,"0x%08X, 0x%08X\n", ih_routine, ih_context);
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//Prevent simultaneous entry on some SMP systems.
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+ preempt_disable();
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if (test_and_set_bit(0, (void *)&(kasContext.in_interrupts[smp_processor_id()])))
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{
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+ preempt_enable();
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KCL_DEBUG1(FN_FIREGL_KAS, "The processor is handling the interrupt\n");
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return IRQ_NONE;
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}
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@@ -5036,9 +5042,9 @@ unsigned int ATI_API_CALL KAS_Ih_Execute
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kasSetExecutionLevel(orig_level);
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spin_unlock(&kasContext.lock_ih);
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-
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clear_bit(0, (void *)&(kasContext.in_interrupts[smp_processor_id()]));
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KCL_DEBUG5(FN_FIREGL_KAS,"%d\n", ret);
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+ preempt_enable();
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return ret;
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}
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@@ -5256,6 +5262,7 @@ unsigned int ATI_API_CALL KAS_Spinlock_A
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KCL_DEBUG5(FN_FIREGL_KAS,"0x%08X\n", hSpinLock);
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+ preempt_disable();
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spin_lock_info.routine_type = spinlock_obj->routine_type;
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spin_lock_info.plock = &(spinlock_obj->lock);
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@@ -5263,6 +5270,7 @@ unsigned int ATI_API_CALL KAS_Spinlock_A
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spinlock_obj->acquire_type = spin_lock_info.acquire_type;
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spinlock_obj->flags = spin_lock_info.flags;
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+ preempt_enable();
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KCL_DEBUG5(FN_FIREGL_KAS,"%d\n", ret);
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return ret;
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@@ -6034,6 +6042,8 @@ unsigned int ATI_API_CALL KAS_Interlocke
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KCL_DEBUG5(FN_FIREGL_KAS,"0x%08X, 0x%08X, 0x%08X\n", hListHead, hListEntry, phPrevEntry);
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+ preempt_disable();
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+
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/* Protect the operation with spinlock */
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spin_lock_info.routine_type = listhead_obj->routine_type;
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spin_lock_info.plock = &(listhead_obj->lock);
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@@ -6041,6 +6051,7 @@ unsigned int ATI_API_CALL KAS_Interlocke
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if (!kas_spin_lock(&spin_lock_info))
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{
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KCL_DEBUG_ERROR("Unable to grab list spinlock\n");
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+ preempt_enable();
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return 0; /* No spinlock - no operation */
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}
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@@ -6065,6 +6076,7 @@ unsigned int ATI_API_CALL KAS_Interlocke
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spin_unlock_info.flags = spin_lock_info.flags;
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ret = kas_spin_unlock(&spin_unlock_info);
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+ preempt_enable();
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KCL_DEBUG5(FN_FIREGL_KAS,"%d", ret);
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return ret;
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}
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@@ -6153,8 +6165,10 @@ unsigned int ATI_API_CALL KAS_Interlocke
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spin_lock_info.routine_type = listhead_obj->routine_type;
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spin_lock_info.plock = &(listhead_obj->lock);
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+ preempt_disable();
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if (!kas_spin_lock(&spin_lock_info))
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{
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+ preempt_enable();
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KCL_DEBUG_ERROR("Unable to grab list spinlock");
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return 0; /* No spinlock - no operation */
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}
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@@ -6178,6 +6192,7 @@ unsigned int ATI_API_CALL KAS_Interlocke
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spin_unlock_info.flags = spin_lock_info.flags;
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ret = kas_spin_unlock(&spin_unlock_info);
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+ preempt_enable();
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KCL_DEBUG5(FN_FIREGL_KAS,"%d", ret);
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return ret;
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}
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