Re: [PATCH v7 01/12] powerpc/vas: Define macros, register fields and structures
From: Michael Ellerman <mpe@ellerman.id.au>
Date: 2017-08-25 09:47:41
Also in:
lkml
Sukadev Bhattiprolu [off-list ref] writes:
quoted hunk ↗ jump to hunk
diff --git a/arch/powerpc/platforms/powernv/vas.h b/arch/powerpc/platforms/powernv/vas.h new file mode 100644 index 0000000..c66aaf0 --- /dev/null +++ b/arch/powerpc/platforms/powernv/vas.h@@ -0,0 +1,385 @@
...
+
+/*
+ * In-kernel state a VAS window. One per window.
+ */
+struct vas_window {
+ /* Fields common to send and receive windows */
+ struct vas_instance *vinst;
+ int winid;
+ bool tx_win; /* True if send window */
+ bool nx_win; /* True if NX window */
+ bool user_win; /* True if user space window */
+ void *hvwc_map; /* HV window context */
+ void *uwc_map; /* OS/User window context */
+ pid_t pid; /* Linux process id of owner */
+
+ /* Fields applicable only to send windows */
+ void *paste_kaddr;
+ char *paste_addr_name;
+ struct vas_window *rxwin;
+
+ /* Feilds applicable only to receive windows */
+ enum vas_cop_type cop;
+ atomic_t num_txwins;Just noticed this. You should probably use the new refcount_t type, because AFAICS you're using this as a refcount. cheers