Hi Andy, I love your patch! Yet something to improve: [auto build test ERROR on hch-configfs/for-next] [also build test ERROR on linus/master v5.10-rc1 next-20201030] [cannot apply to linux/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Andy-Shevchenko/modpost-Mark-uuid_le-type-only-for-MEI/20201031-221811 base: git://git.infradead.org/users/hch/configfs.git for-next config: x86_64-rhel (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/b3ed5f445f0427adad04815a6c42982ef1f5926f git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Andy-Shevchenko/modpost-Mark-uuid_le-type-only-for-MEI/20201031-221811 git checkout b3ed5f445f0427adad04815a6c42982ef1f5926f # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/misc/mei/client.c: In function '__mei_me_cl_by_uuid': >> drivers/misc/mei/client.c:141:19: error: incompatible type for argument 1 of 'uuid_le_cmp' 141 | if (uuid_le_cmp(*uuid, *pn) == 0) | ^~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/uapi/linux/mei.h:10, from drivers/misc/mei/client.c:13: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/client.c:141:26: error: incompatible type for argument 2 of 'uuid_le_cmp' 141 | if (uuid_le_cmp(*uuid, *pn) == 0) | ^~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/uapi/linux/mei.h:10, from drivers/misc/mei/client.c:13: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/client.c: In function '__mei_me_cl_by_uuid_id': drivers/misc/mei/client.c:221:19: error: incompatible type for argument 1 of 'uuid_le_cmp' 221 | if (uuid_le_cmp(*uuid, *pn) == 0 && | ^~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/uapi/linux/mei.h:10, from drivers/misc/mei/client.c:13: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/client.c:221:26: error: incompatible type for argument 2 of 'uuid_le_cmp' 221 | if (uuid_le_cmp(*uuid, *pn) == 0 && | ^~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/uapi/linux/mei.h:10, from drivers/misc/mei/client.c:13: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ -- In file included from include/linux/uuid.h:111, from include/linux/mei_cl_bus.h:9, from drivers/misc/mei/bus.c:16: drivers/misc/mei/bus.c: In function 'mei_cl_device_find': >> include/uapi/linux/uuid.h:28:1: error: incompatible type for argument 1 of 'uuid_le_cmp' 28 | ((uuid_le) \ | ^~~~~~~~~~~~~~~~~~~ | | | uuid_le {aka struct <anonymous>} 29 | {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 30 | (b) & 0xff, ((b) >> 8) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 31 | (c) & 0xff, ((c) >> 8) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 32 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/uuid.h:35:2: note: in expansion of macro 'UUID_LE' 35 | UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ | ^~~~~~~ drivers/misc/mei/bus.c:630:21: note: in expansion of macro 'NULL_UUID_LE' 630 | while (uuid_le_cmp(NULL_UUID_LE, id->uuid)) { | ^~~~~~~~~~~~ In file included from include/linux/mei_cl_bus.h:9, from drivers/misc/mei/bus.c:16: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ >> drivers/misc/mei/bus.c:630:37: error: incompatible type for argument 2 of 'uuid_le_cmp' 630 | while (uuid_le_cmp(NULL_UUID_LE, id->uuid)) { | ~~^~~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/linux/mei_cl_bus.h:9, from drivers/misc/mei/bus.c:16: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/bus.c:631:20: error: incompatible type for argument 1 of 'uuid_le_cmp' 631 | if (!uuid_le_cmp(*uuid, id->uuid)) { | ^~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/linux/mei_cl_bus.h:9, from drivers/misc/mei/bus.c:16: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/bus.c:631:29: error: incompatible type for argument 2 of 'uuid_le_cmp' 631 | if (!uuid_le_cmp(*uuid, id->uuid)) { | ~~^~~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from include/linux/mei_cl_bus.h:9, from drivers/misc/mei/bus.c:16: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ -- drivers/misc/mei/bus-fixup.c: In function 'mei_cl_bus_dev_fixup': >> drivers/misc/mei/bus-fixup.c:495:20: error: incompatible type for argument 1 of 'uuid_le_cmp' 495 | if (uuid_le_cmp(f->uuid, MEI_UUID_ANY) == 0 || | ~^~~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from drivers/misc/mei/bus-fixup.c:12: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ In file included from include/linux/uuid.h:111, from drivers/misc/mei/bus-fixup.c:12: include/uapi/linux/uuid.h:28:1: error: incompatible type for argument 2 of 'uuid_le_cmp' 28 | ((uuid_le) \ | ^~~~~~~~~~~~~~~~~~~ | | | uuid_le {aka struct <anonymous>} 29 | {{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 30 | (b) & 0xff, ((b) >> 8) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 31 | (c) & 0xff, ((c) >> 8) & 0xff, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 32 | (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }}) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/uuid.h:35:2: note: in expansion of macro 'UUID_LE' 35 | UUID_LE(0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, \ | ^~~~~~~ drivers/misc/mei/bus-fixup.c:36:22: note: in expansion of macro 'NULL_UUID_LE' 36 | #define MEI_UUID_ANY NULL_UUID_LE | ^~~~~~~~~~~~ drivers/misc/mei/bus-fixup.c:495:28: note: in expansion of macro 'MEI_UUID_ANY' 495 | if (uuid_le_cmp(f->uuid, MEI_UUID_ANY) == 0 || | ^~~~~~~~~~~~ In file included from drivers/misc/mei/bus-fixup.c:12: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/bus-fixup.c:496:20: error: incompatible type for argument 1 of 'uuid_le_cmp' 496 | uuid_le_cmp(f->uuid, *uuid) == 0) | ~^~~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from drivers/misc/mei/bus-fixup.c:12: include/linux/uuid.h:113:44: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ drivers/misc/mei/bus-fixup.c:496:28: error: incompatible type for argument 2 of 'uuid_le_cmp' 496 | uuid_le_cmp(f->uuid, *uuid) == 0) | ^~~~~ | | | uuid_le {aka const struct <anonymous>} In file included from drivers/misc/mei/bus-fixup.c:12: include/linux/uuid.h:113:61: note: expected 'guid_t' {aka 'const struct <anonymous>'} but argument is of type 'uuid_le' {aka 'const struct <anonymous>'} 113 | static inline int uuid_le_cmp(const guid_t u1, const guid_t u2) | ~~~~~~~~~~~~~^~ vim +/uuid_le_cmp +141 drivers/misc/mei/client.c b7d885145538dd Tomas Winkler 2015-02-10 119 b7d885145538dd Tomas Winkler 2015-02-10 120 /** b7d885145538dd Tomas Winkler 2015-02-10 121 * __mei_me_cl_by_uuid - locate me client by uuid 79563db9ddd379 Tomas Winkler 2015-01-11 122 * increases ref count 90e0b5f18569bd Tomas Winkler 2013-01-08 123 * 90e0b5f18569bd Tomas Winkler 2013-01-08 124 * @dev: mei device a8605ea2c20c2b Alexander Usyskin 2014-09-29 125 * @uuid: me client uuid a27a76d3c07de0 Alexander Usyskin 2014-02-17 126 * a8605ea2c20c2b Alexander Usyskin 2014-09-29 127 * Return: me client or NULL if not found b7d885145538dd Tomas Winkler 2015-02-10 128 * b7d885145538dd Tomas Winkler 2015-02-10 129 * Locking: dev->me_clients_rwsem 90e0b5f18569bd Tomas Winkler 2013-01-08 130 */ b7d885145538dd Tomas Winkler 2015-02-10 131 static struct mei_me_client *__mei_me_cl_by_uuid(struct mei_device *dev, d320832f646660 Tomas Winkler 2014-08-24 132 const uuid_le *uuid) 90e0b5f18569bd Tomas Winkler 2013-01-08 133 { 5ca2d3882d60c0 Tomas Winkler 2014-08-21 134 struct mei_me_client *me_cl; b7d885145538dd Tomas Winkler 2015-02-10 135 const uuid_le *pn; 90e0b5f18569bd Tomas Winkler 2013-01-08 136 b7d885145538dd Tomas Winkler 2015-02-10 137 WARN_ON(!rwsem_is_locked(&dev->me_clients_rwsem)); b7d885145538dd Tomas Winkler 2015-02-10 138 b7d885145538dd Tomas Winkler 2015-02-10 139 list_for_each_entry(me_cl, &dev->me_clients, list) { b7d885145538dd Tomas Winkler 2015-02-10 140 pn = &me_cl->props.protocol_name; b7d885145538dd Tomas Winkler 2015-02-10 @141 if (uuid_le_cmp(*uuid, *pn) == 0) 79563db9ddd379 Tomas Winkler 2015-01-11 142 return mei_me_cl_get(me_cl); b7d885145538dd Tomas Winkler 2015-02-10 143 } 90e0b5f18569bd Tomas Winkler 2013-01-08 144 d320832f646660 Tomas Winkler 2014-08-24 145 return NULL; 90e0b5f18569bd Tomas Winkler 2013-01-08 146 } 90e0b5f18569bd Tomas Winkler 2013-01-08 147 --- 0-DAY CI Kernel Test Service, Intel Corporation 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