#ifdef __KERNEL__ # include <linux/crush/hash.h> #else # include "hash.h" #endif /* * Robert Jenkins' function for mixing 32-bit values * http://burtleburtle.net/bob/hash/evahash.html * a, b = random bits, c = input and output */ #define crush_hashmix(a, b, c) do { \ a = a-b; a = a-c; a = a^(c>>13); \ b = b-c; b = b-a; b = b^(a<<8); \ c = c-a; c = c-b; c = c^(b>>13); \ a = a-b; a = a-c; a = a^(c>>12); \ b = b-c; b = b-a; b = b^(a<<16); \ c = c-a; c = c-b; c = c^(b>>5); \ a = a-b; a = a-c; a = a^(c>>3); \ b = b-c; b = b-a; b = b^(a<<10); \ c = c-a; c = c-b; c = c^(b>>15); \ } while (0) #define crush_hash_seed 1315423911 static __u32 crush_hash32_rjenkins1(__u32 a) { __u32 hash = crush_hash_seed ^ a; __u32 b = a; __u32 x = 231232; __u32 y = 1232; crush_hashmix(b, x, hash); crush_hashmix(y, a, hash); return hash; } static __u32 crush_hash32_rjenkins1_2(__u32 a, __u32 b) { __u32 hash = crush_hash_seed ^ a ^ b; __u32 x = 231232; __u32 y = 1232; crush_hashmix(a, b, hash); crush_hashmix(x, a, hash); crush_hashmix(b, y, hash); return hash; } static __u32 crush_hash32_rjenkins1_3(__u32 a, __u32 b, __u32 c) { __u32 hash = crush_hash_seed ^ a ^ b ^ c; __u32 x = 231232; __u32 y = 1232; crush_hashmix(a, b, hash); crush_hashmix(c, x, hash); crush_hashmix(y, a, hash); crush_hashmix(b, x, hash); crush_hashmix(y, c, hash); return hash; } static __u32 crush_hash32_rjenkins1_4(__u32 a, __u32 b, __u32 c, __u32 d) { __u32 hash = crush_hash_seed ^ a ^ b ^ c ^ d; __u32 x = 231232; __u32 y = 1232; crush_hashmix(a, b, hash); crush_hashmix(c, d, hash); crush_hashmix(a, x, hash); crush_hashmix(y, b, hash); crush_hashmix(c, x, hash); crush_hashmix(y, d, hash); return hash; } static __u32 crush_hash32_rjenkins1_5(__u32 a, __u32 b, __u32 c, __u32 d, __u32 e) { __u32 hash = crush_hash_seed ^ a ^ b ^ c ^ d ^ e; __u32 x = 231232; __u32 y = 1232; crush_hashmix(a, b, hash); crush_hashmix(c, d, hash); crush_hashmix(e, x, hash); crush_hashmix(y, a, hash); crush_hashmix(b, x, hash); crush_hashmix(y, c, hash); crush_hashmix(d, x, hash); crush_hashmix(y, e, hash); return hash; } __u32 crush_hash32(int type, __u32 a) { switch (type) { case CRUSH_HASH_RJENKINS1: return crush_hash32_rjenkins1(a); default: return 0; } } __u32 crush_hash32_2(int type, __u32 a, __u32 b) { switch (type) { case CRUSH_HASH_RJENKINS1: return crush_hash32_rjenkins1_2(a, b); default: return 0; } } __u32 crush_hash32_3(int type, __u32 a, __u32 b, __u32 c) { switch (type) { case CRUSH_HASH_RJENKINS1: return crush_hash32_rjenkins1_3(a, b, c); default: return 0; } } __u32 crush_hash32_4(int type, __u32 a, __u32 b, __u32 c, __u32 d) { switch (type) { case CRUSH_HASH_RJENKINS1: return crush_hash32_rjenkins1_4(a, b, c, d); default: return 0; } } __u32 crush_hash32_5(int type, __u32 a, __u32 b, __u32 c, __u32 d, __u32 e) { switch (type) { case CRUSH_HASH_RJENKINS1: return crush_hash32_rjenkins1_5(a, b, c, d, e); default: return 0; } } const char *crush_hash_name(int type) { switch (type) { case CRUSH_HASH_RJENKINS1: return "rjenkins1"; default: return "unknown"; } } f5b55d4895673bd5eafa14b1e7c8881'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/net?h=nds-private-remove&id=6b46856246592f860840acf32fcb732111c1c9eb&id2=b2661e983f5b55d4895673bd5eafa14b1e7c8881'>net</a>/<a href='/cgit.cgi/linux/net-next.git/diff/net/openvswitch?h=nds-private-remove&id=6b46856246592f860840acf32fcb732111c1c9eb&id2=b2661e983f5b55d4895673bd5eafa14b1e7c8881'>openvswitch</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='6b46856246592f860840acf32fcb732111c1c9eb'/><input type='hidden' name='id2' value='b2661e983f5b55d4895673bd5eafa14b1e7c8881'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&id=6b46856246592f860840acf32fcb732111c1c9eb&id2=b2661e983f5b55d4895673bd5eafa14b1e7c8881'>Diffstat</a> (limited to 'net/openvswitch')</div><table summary='diffstat' class='diffstat'>