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v4.6
 1#include <linux/module.h>
 
 2
 3unsigned int __bswapsi2(unsigned int u)
 4{
 5	return (((u) & 0xff000000) >> 24) |
 6	       (((u) & 0x00ff0000) >>  8) |
 7	       (((u) & 0x0000ff00) <<  8) |
 8	       (((u) & 0x000000ff) << 24);
 9}
10
11EXPORT_SYMBOL(__bswapsi2);
v4.10.11
 1#include <linux/export.h>
 2#include <linux/compiler.h>
 3
 4unsigned int notrace __bswapsi2(unsigned int u)
 5{
 6	return (((u) & 0xff000000) >> 24) |
 7	       (((u) & 0x00ff0000) >>  8) |
 8	       (((u) & 0x0000ff00) <<  8) |
 9	       (((u) & 0x000000ff) << 24);
10}
11
12EXPORT_SYMBOL(__bswapsi2);