Linux altar53.supremepanel53.com 4.18.0-553.8.1.lve.el8.x86_64 #1 SMP Thu Jul 4 16:24:39 UTC 2024 x86_64
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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