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authorDevtools Arcadia <arcadia-devtools@yandex-team.ru>2022-02-07 18:08:42 +0300
committerDevtools Arcadia <arcadia-devtools@mous.vla.yp-c.yandex.net>2022-02-07 18:08:42 +0300
commit1110808a9d39d4b808aef724c861a2e1a38d2a69 (patch)
treee26c9fed0de5d9873cce7e00bc214573dc2195b7 /contrib/libs/linux-headers/linux/atmapi.h
downloadydb-1110808a9d39d4b808aef724c861a2e1a38d2a69.tar.gz
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ref:cde9a383711a11544ce7e107a78147fb96cc4029
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diff --git a/contrib/libs/linux-headers/linux/atmapi.h b/contrib/libs/linux-headers/linux/atmapi.h
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+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* atmapi.h - ATM API user space/kernel compatibility */
+
+/* Written 1999,2000 by Werner Almesberger, EPFL ICA */
+
+
+#ifndef _LINUX_ATMAPI_H
+#define _LINUX_ATMAPI_H
+
+#if defined(__sparc__) || defined(__ia64__)
+/* such alignment is not required on 32 bit sparcs, but we can't
+ figure that we are on a sparc64 while compiling user-space programs. */
+#define __ATM_API_ALIGN __attribute__((aligned(8)))
+#else
+#define __ATM_API_ALIGN
+#endif
+
+
+/*
+ * Opaque type for kernel pointers. Note that _ is never accessed. We need
+ * the struct in order hide the array, so that we can make simple assignments
+ * instead of being forced to use memcpy. It also improves error reporting for
+ * code that still assumes that we're passing unsigned longs.
+ *
+ * Convention: NULL pointers are passed as a field of all zeroes.
+ */
+
+typedef struct { unsigned char _[8]; } __ATM_API_ALIGN atm_kptr_t;
+
+#endif