tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: d98f554b318f57ded14684c04b3337a1975cf490 commit: ed130bcd75fe26da9165d0a9f9df931aa8c47fc9 [2408/4141] scsi: sg: Track lowest inactive and await indexes config: arm-randconfig-r036-20210312 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=ed130bcd75fe26da9165d0a9f9df931aa8c47fc9 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout ed130bcd75fe26da9165d0a9f9df931aa8c47fc9 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): drivers/scsi/sg.c: In function 'sg_ioctl_common': >> drivers/scsi/sg.c:2198:1: warning: the frame size of 2144 bytes is larger than 2048 bytes [-Wframe-larger-than=] 2198 | } | ^ vim +2198 drivers/scsi/sg.c c99d01af2aa92f Douglas Gilbert 2021-02-19 1978 37b9d1e0017b2d Jörn Engel 2012-04-12 1979 static long da0b8f731b3ccc Douglas Gilbert 2021-02-19 1980 sg_ioctl_common(struct file *filp, struct sg_device *sdp, struct sg_fd *sfp, d320a9551e394c Arnd Bergmann 2019-03-15 1981 unsigned int cmd_in, void __user *p) ^1da177e4c3f41 Linus Torvalds 2005-04-16 1982 { c99d01af2aa92f Douglas Gilbert 2021-02-19 1983 bool read_only = O_RDWR != (filp->f_flags & O_ACCMODE); c99d01af2aa92f Douglas Gilbert 2021-02-19 1984 int val; c99d01af2aa92f Douglas Gilbert 2021-02-19 1985 int result = 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1986 int __user *ip = p; da0b8f731b3ccc Douglas Gilbert 2021-02-19 1987 struct sg_request *srp; c99d01af2aa92f Douglas Gilbert 2021-02-19 1988 struct scsi_device *sdev; 763d5d3c1d381f Douglas Gilbert 2021-02-19 1989 unsigned long idx; c99d01af2aa92f Douglas Gilbert 2021-02-19 1990 __maybe_unused const char *pmlp = ", pass to mid-level"; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1991 b0d532124dd2c2 Douglas Gilbert 2021-02-19 1992 SG_LOG(6, sfp, "%s: cmd=0x%x, O_NONBLOCK=%d\n", __func__, cmd_in, b0d532124dd2c2 Douglas Gilbert 2021-02-19 1993 !!(filp->f_flags & O_NONBLOCK)); c99d01af2aa92f Douglas Gilbert 2021-02-19 1994 if (unlikely(SG_IS_DETACHING(sdp))) c99d01af2aa92f Douglas Gilbert 2021-02-19 1995 return -ENODEV; c99d01af2aa92f Douglas Gilbert 2021-02-19 1996 sdev = sdp->device; ^1da177e4c3f41 Linus Torvalds 2005-04-16 1997 ^1da177e4c3f41 Linus Torvalds 2005-04-16 1998 switch (cmd_in) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 1999 case SG_IO: c99d01af2aa92f Douglas Gilbert 2021-02-19 2000 return sg_ctl_sg_io(filp, sdp, sfp, p); bb2e50421582c8 Douglas Gilbert 2021-02-19 2001 case SG_IOSUBMIT: bb2e50421582c8 Douglas Gilbert 2021-02-19 2002 SG_LOG(3, sfp, "%s: SG_IOSUBMIT\n", __func__); bb2e50421582c8 Douglas Gilbert 2021-02-19 2003 return sg_ctl_iosubmit(filp, sfp, p); ba044fa1d5f428 Douglas Gilbert 2021-02-19 2004 case SG_IOSUBMIT_V3: ba044fa1d5f428 Douglas Gilbert 2021-02-19 2005 SG_LOG(3, sfp, "%s: SG_IOSUBMIT_V3\n", __func__); ba044fa1d5f428 Douglas Gilbert 2021-02-19 2006 return sg_ctl_iosubmit_v3(filp, sfp, p); bb2e50421582c8 Douglas Gilbert 2021-02-19 2007 case SG_IORECEIVE: bb2e50421582c8 Douglas Gilbert 2021-02-19 2008 SG_LOG(3, sfp, "%s: SG_IORECEIVE\n", __func__); bb2e50421582c8 Douglas Gilbert 2021-02-19 2009 return sg_ctl_ioreceive(filp, sfp, p); ba044fa1d5f428 Douglas Gilbert 2021-02-19 2010 case SG_IORECEIVE_V3: ba044fa1d5f428 Douglas Gilbert 2021-02-19 2011 SG_LOG(3, sfp, "%s: SG_IORECEIVE_V3\n", __func__); ba044fa1d5f428 Douglas Gilbert 2021-02-19 2012 return sg_ctl_ioreceive_v3(filp, sfp, p); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2013 case SG_GET_SCSI_ID: c99d01af2aa92f Douglas Gilbert 2021-02-19 2014 return sg_ctl_scsi_id(sdev, sfp, p); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2015 case SG_SET_FORCE_PACK_ID: c99d01af2aa92f Douglas Gilbert 2021-02-19 2016 SG_LOG(3, sfp, "%s: SG_SET_FORCE_PACK_ID\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2017 result = get_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2018 if (result) ^1da177e4c3f41 Linus Torvalds 2005-04-16 2019 return result; af1fc95db44560 Douglas Gilbert 2021-02-19 2020 assign_bit(SG_FFD_FORCE_PACKID, sfp->ffd_bm, !!val); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2021 return 0; 89c0e50330bd6d Douglas Gilbert 2021-02-19 2022 case SG_GET_PACK_ID: /* or tag of oldest "read"-able, -1 if none */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2023 val = -1; 763d5d3c1d381f Douglas Gilbert 2021-02-19 2024 xa_for_each_marked(&sfp->srp_arr, idx, srp, SG_XA_RQ_AWAIT) { 763d5d3c1d381f Douglas Gilbert 2021-02-19 2025 if (!srp) 763d5d3c1d381f Douglas Gilbert 2021-02-19 2026 continue; af1fc95db44560 Douglas Gilbert 2021-02-19 2027 val = srp->pack_id; c99d01af2aa92f Douglas Gilbert 2021-02-19 2028 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2029 } c99d01af2aa92f Douglas Gilbert 2021-02-19 2030 SG_LOG(3, sfp, "%s: SG_GET_PACK_ID=%d\n", __func__, val); c99d01af2aa92f Douglas Gilbert 2021-02-19 2031 return put_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2032 case SG_GET_NUM_WAITING: ed130bcd75fe26 Douglas Gilbert 2021-02-19 2033 val = atomic_read(&sfp->waiting); ed130bcd75fe26 Douglas Gilbert 2021-02-19 2034 if (val) ed130bcd75fe26 Douglas Gilbert 2021-02-19 2035 return put_user(val, ip); ed130bcd75fe26 Douglas Gilbert 2021-02-19 2036 return put_user(atomic_read_acquire(&sfp->waiting), ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2037 case SG_GET_SG_TABLESIZE: c99d01af2aa92f Douglas Gilbert 2021-02-19 2038 SG_LOG(3, sfp, "%s: SG_GET_SG_TABLESIZE=%d\n", __func__, c99d01af2aa92f Douglas Gilbert 2021-02-19 2039 sdp->max_sgat_sz); 48a7350dda38dc Douglas Gilbert 2021-02-19 2040 return put_user(sdp->max_sgat_sz, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2041 case SG_SET_RESERVED_SIZE: c99d01af2aa92f Douglas Gilbert 2021-02-19 2042 result = get_user(val, ip); c99d01af2aa92f Douglas Gilbert 2021-02-19 2043 if (!result) { c99d01af2aa92f Douglas Gilbert 2021-02-19 2044 if (val >= 0 && val <= (1024 * 1024 * 1024)) { af1fc95db44560 Douglas Gilbert 2021-02-19 2045 mutex_lock(&sfp->f_mutex); c99d01af2aa92f Douglas Gilbert 2021-02-19 2046 result = sg_set_reserved_sz(sfp, val); af1fc95db44560 Douglas Gilbert 2021-02-19 2047 mutex_unlock(&sfp->f_mutex); c99d01af2aa92f Douglas Gilbert 2021-02-19 2048 } else { c99d01af2aa92f Douglas Gilbert 2021-02-19 2049 SG_LOG(3, sfp, "%s: invalid size\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2050 result = -EINVAL; 1bc0eb0446158c Hannes Reinecke 2017-04-07 2051 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 2052 } c99d01af2aa92f Douglas Gilbert 2021-02-19 2053 return result; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2054 case SG_GET_RESERVED_SIZE: af1fc95db44560 Douglas Gilbert 2021-02-19 2055 mutex_lock(&sfp->f_mutex); af1fc95db44560 Douglas Gilbert 2021-02-19 2056 val = min_t(int, sfp->rsv_srp->sgat_h.buflen, af1fc95db44560 Douglas Gilbert 2021-02-19 2057 sdp->max_sgat_sz); af1fc95db44560 Douglas Gilbert 2021-02-19 2058 mutex_unlock(&sfp->f_mutex); c99d01af2aa92f Douglas Gilbert 2021-02-19 2059 SG_LOG(3, sfp, "%s: SG_GET_RESERVED_SIZE=%d\n", c99d01af2aa92f Douglas Gilbert 2021-02-19 2060 __func__, val); af1fc95db44560 Douglas Gilbert 2021-02-19 2061 result = put_user(val, ip); af1fc95db44560 Douglas Gilbert 2021-02-19 2062 return result; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2063 case SG_SET_COMMAND_Q: c99d01af2aa92f Douglas Gilbert 2021-02-19 2064 SG_LOG(3, sfp, "%s: SG_SET_COMMAND_Q\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2065 result = get_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2066 if (result) ^1da177e4c3f41 Linus Torvalds 2005-04-16 2067 return result; af1fc95db44560 Douglas Gilbert 2021-02-19 2068 assign_bit(SG_FFD_CMD_Q, sfp->ffd_bm, !!val); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2069 return 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2070 case SG_GET_COMMAND_Q: c99d01af2aa92f Douglas Gilbert 2021-02-19 2071 SG_LOG(3, sfp, "%s: SG_GET_COMMAND_Q\n", __func__); af1fc95db44560 Douglas Gilbert 2021-02-19 2072 return put_user(test_bit(SG_FFD_CMD_Q, sfp->ffd_bm), ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2073 case SG_SET_KEEP_ORPHAN: c99d01af2aa92f Douglas Gilbert 2021-02-19 2074 SG_LOG(3, sfp, "%s: SG_SET_KEEP_ORPHAN\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2075 result = get_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2076 if (result) ^1da177e4c3f41 Linus Torvalds 2005-04-16 2077 return result; af1fc95db44560 Douglas Gilbert 2021-02-19 2078 assign_bit(SG_FFD_KEEP_ORPHAN, sfp->ffd_bm, !!val); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2079 return 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2080 case SG_GET_KEEP_ORPHAN: c99d01af2aa92f Douglas Gilbert 2021-02-19 2081 SG_LOG(3, sfp, "%s: SG_GET_KEEP_ORPHAN\n", __func__); af1fc95db44560 Douglas Gilbert 2021-02-19 2082 return put_user(test_bit(SG_FFD_KEEP_ORPHAN, sfp->ffd_bm), af1fc95db44560 Douglas Gilbert 2021-02-19 2083 ip); c99d01af2aa92f Douglas Gilbert 2021-02-19 2084 case SG_GET_VERSION_NUM: c99d01af2aa92f Douglas Gilbert 2021-02-19 2085 SG_LOG(3, sfp, "%s: SG_GET_VERSION_NUM\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2086 return put_user(sg_version_num, ip); c99d01af2aa92f Douglas Gilbert 2021-02-19 2087 case SG_GET_REQUEST_TABLE: c99d01af2aa92f Douglas Gilbert 2021-02-19 2088 return sg_ctl_req_tbl(sfp, p); c99d01af2aa92f Douglas Gilbert 2021-02-19 2089 case SG_SCSI_RESET: c99d01af2aa92f Douglas Gilbert 2021-02-19 2090 SG_LOG(3, sfp, "%s: SG_SCSI_RESET\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2091 break; c99d01af2aa92f Douglas Gilbert 2021-02-19 2092 case SG_SET_TIMEOUT: c99d01af2aa92f Douglas Gilbert 2021-02-19 2093 SG_LOG(3, sfp, "%s: SG_SET_TIMEOUT\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2094 result = get_user(val, ip); c99d01af2aa92f Douglas Gilbert 2021-02-19 2095 if (result) c99d01af2aa92f Douglas Gilbert 2021-02-19 2096 return result; c99d01af2aa92f Douglas Gilbert 2021-02-19 2097 if (val < 0) c99d01af2aa92f Douglas Gilbert 2021-02-19 2098 return -EIO; c99d01af2aa92f Douglas Gilbert 2021-02-19 2099 if (val >= mult_frac((s64)INT_MAX, USER_HZ, HZ)) c99d01af2aa92f Douglas Gilbert 2021-02-19 2100 val = min_t(s64, mult_frac((s64)INT_MAX, USER_HZ, HZ), c99d01af2aa92f Douglas Gilbert 2021-02-19 2101 INT_MAX); c99d01af2aa92f Douglas Gilbert 2021-02-19 2102 sfp->timeout_user = val; c99d01af2aa92f Douglas Gilbert 2021-02-19 2103 sfp->timeout = mult_frac(val, HZ, USER_HZ); c99d01af2aa92f Douglas Gilbert 2021-02-19 2104 return 0; c99d01af2aa92f Douglas Gilbert 2021-02-19 2105 case SG_GET_TIMEOUT: /* N.B. User receives timeout as return value */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2106 /* strange ..., for backward compatibility */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2107 SG_LOG(3, sfp, "%s: SG_GET_TIMEOUT\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2108 return sfp->timeout_user; c99d01af2aa92f Douglas Gilbert 2021-02-19 2109 case SG_SET_FORCE_LOW_DMA: c99d01af2aa92f Douglas Gilbert 2021-02-19 2110 /* c99d01af2aa92f Douglas Gilbert 2021-02-19 2111 * N.B. This ioctl never worked properly, but failed to c99d01af2aa92f Douglas Gilbert 2021-02-19 2112 * return an error value. So returning '0' to keep c99d01af2aa92f Douglas Gilbert 2021-02-19 2113 * compatibility with legacy applications. c99d01af2aa92f Douglas Gilbert 2021-02-19 2114 */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2115 SG_LOG(3, sfp, "%s: SG_SET_FORCE_LOW_DMA\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2116 return 0; c99d01af2aa92f Douglas Gilbert 2021-02-19 2117 case SG_GET_LOW_DMA: c99d01af2aa92f Douglas Gilbert 2021-02-19 2118 SG_LOG(3, sfp, "%s: SG_GET_LOW_DMA\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2119 return put_user((int)sdev->host->unchecked_isa_dma, ip); 7ba0ec6097b45c Douglas Gilbert 2021-02-19 2120 case SG_NEXT_CMD_LEN: /* active only in v2 interface */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2121 SG_LOG(3, sfp, "%s: SG_NEXT_CMD_LEN\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2122 result = get_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2123 if (result) ^1da177e4c3f41 Linus Torvalds 2005-04-16 2124 return result; bf33f87dd04c37 peter chang 2017-02-15 2125 if (val > SG_MAX_CDB_SIZE) bf33f87dd04c37 peter chang 2017-02-15 2126 return -ENOMEM; c4aaf4c540d32a Douglas Gilbert 2021-02-19 2127 mutex_lock(&sfp->f_mutex); c4aaf4c540d32a Douglas Gilbert 2021-02-19 2128 sfp->next_cmd_len = max_t(int, val, 0); c4aaf4c540d32a Douglas Gilbert 2021-02-19 2129 mutex_unlock(&sfp->f_mutex); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2130 return 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2131 case SG_GET_ACCESS_COUNT: c99d01af2aa92f Douglas Gilbert 2021-02-19 2132 SG_LOG(3, sfp, "%s: SG_GET_ACCESS_COUNT\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2133 /* faked - we don't have a real access count anymore */ c99d01af2aa92f Douglas Gilbert 2021-02-19 2134 val = (sdev ? 1 : 0); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2135 return put_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2136 case SG_EMULATED_HOST: c99d01af2aa92f Douglas Gilbert 2021-02-19 2137 SG_LOG(3, sfp, "%s: SG_EMULATED_HOST\n", __func__); af1fc95db44560 Douglas Gilbert 2021-02-19 2138 if (unlikely(SG_IS_DETACHING(sdp))) af1fc95db44560 Douglas Gilbert 2021-02-19 2139 return -ENODEV; c99d01af2aa92f Douglas Gilbert 2021-02-19 2140 return put_user(sdev->host->hostt->emulated, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2141 case SCSI_IOCTL_SEND_COMMAND: c99d01af2aa92f Douglas Gilbert 2021-02-19 2142 SG_LOG(3, sfp, "%s: SCSI_IOCTL_SEND_COMMAND\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2143 return sg_scsi_ioctl(sdev->request_queue, NULL, filp->f_mode, c99d01af2aa92f Douglas Gilbert 2021-02-19 2144 p); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2145 case SG_SET_DEBUG: c99d01af2aa92f Douglas Gilbert 2021-02-19 2146 SG_LOG(3, sfp, "%s: SG_SET_DEBUG\n", __func__); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2147 result = get_user(val, ip); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2148 if (result) ^1da177e4c3f41 Linus Torvalds 2005-04-16 2149 return result; af1fc95db44560 Douglas Gilbert 2021-02-19 2150 assign_bit(SG_FDEV_LOG_SENSE, sdp->fdev_bm, !!val); 0a3245bc182560 Douglas Gilbert 2021-02-19 2151 if (val == 0) /* user can force recalculation */ 0a3245bc182560 Douglas Gilbert 2021-02-19 2152 sg_calc_sgat_param(sdp); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2153 return 0; 44ec95425c1d9d Alan Stern 2007-02-20 2154 case BLKSECTGET: c99d01af2aa92f Douglas Gilbert 2021-02-19 2155 SG_LOG(3, sfp, "%s: BLKSECTGET\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2156 return put_user(max_sectors_bytes(sdev->request_queue), ip); 6da127ad0918f9 Christof Schmitt 2008-01-11 2157 case BLKTRACESETUP: c99d01af2aa92f Douglas Gilbert 2021-02-19 2158 SG_LOG(3, sfp, "%s: BLKTRACESETUP\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2159 return blk_trace_setup(sdev->request_queue, 6da127ad0918f9 Christof Schmitt 2008-01-11 2160 sdp->disk->disk_name, 76e3a19d0691bb Martin Peschke 2009-01-30 2161 MKDEV(SCSI_GENERIC_MAJOR, sdp->index), 7475c8ae1b7bfc Bart Van Assche 2017-08-25 2162 NULL, p); 6da127ad0918f9 Christof Schmitt 2008-01-11 2163 case BLKTRACESTART: c99d01af2aa92f Douglas Gilbert 2021-02-19 2164 SG_LOG(3, sfp, "%s: BLKTRACESTART\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2165 return blk_trace_startstop(sdev->request_queue, 1); 6da127ad0918f9 Christof Schmitt 2008-01-11 2166 case BLKTRACESTOP: c99d01af2aa92f Douglas Gilbert 2021-02-19 2167 SG_LOG(3, sfp, "%s: BLKTRACESTOP\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2168 return blk_trace_startstop(sdev->request_queue, 0); 6da127ad0918f9 Christof Schmitt 2008-01-11 2169 case BLKTRACETEARDOWN: c99d01af2aa92f Douglas Gilbert 2021-02-19 2170 SG_LOG(3, sfp, "%s: BLKTRACETEARDOWN\n", __func__); c99d01af2aa92f Douglas Gilbert 2021-02-19 2171 return blk_trace_remove(sdev->request_queue); 906d15fbd23c12 Christoph Hellwig 2014-10-11 2172 case SCSI_IOCTL_GET_IDLUN: c99d01af2aa92f Douglas Gilbert 2021-02-19 2173 SG_LOG(3, sfp, "%s: SCSI_IOCTL_GET_IDLUN %s\n", __func__, c99d01af2aa92f Douglas Gilbert 2021-02-19 2174 pmlp); c99d01af2aa92f Douglas Gilbert 2021-02-19 2175 break; 906d15fbd23c12 Christoph Hellwig 2014-10-11 2176 case SCSI_IOCTL_GET_BUS_NUMBER: c99d01af2aa92f Douglas Gilbert 2021-02-19 2177 SG_LOG(3, sfp, "%s: SCSI_IOCTL_GET_BUS_NUMBER%s\n", c99d01af2aa92f Douglas Gilbert 2021-02-19 2178 __func__, pmlp); c99d01af2aa92f Douglas Gilbert 2021-02-19 2179 break; 906d15fbd23c12 Christoph Hellwig 2014-10-11 2180 case SCSI_IOCTL_PROBE_HOST: c99d01af2aa92f Douglas Gilbert 2021-02-19 2181 SG_LOG(3, sfp, "%s: SCSI_IOCTL_PROBE_HOST%s", c99d01af2aa92f Douglas Gilbert 2021-02-19 2182 __func__, pmlp); c99d01af2aa92f Douglas Gilbert 2021-02-19 2183 break; 906d15fbd23c12 Christoph Hellwig 2014-10-11 2184 case SG_GET_TRANSFORM: c99d01af2aa92f Douglas Gilbert 2021-02-19 2185 SG_LOG(3, sfp, "%s: SG_GET_TRANSFORM%s\n", __func__, pmlp); 906d15fbd23c12 Christoph Hellwig 2014-10-11 2186 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2187 default: c99d01af2aa92f Douglas Gilbert 2021-02-19 2188 SG_LOG(3, sfp, "%s: unrecognized ioctl [0x%x]%s\n", c99d01af2aa92f Douglas Gilbert 2021-02-19 2189 __func__, cmd_in, pmlp); ^1da177e4c3f41 Linus Torvalds 2005-04-16 2190 if (read_only) c99d01af2aa92f Douglas Gilbert 2021-02-19 2191 return -EPERM; /* don't know, so take safer approach */ 906d15fbd23c12 Christoph Hellwig 2014-10-11 2192 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 2193 } f24c409c880d71 Douglas Gilbert 2021-02-19 2194 result = sg_allow_if_err_recovery(sdp, filp->f_flags & O_NDELAY); af1fc95db44560 Douglas Gilbert 2021-02-19 2195 if (unlikely(result)) 906d15fbd23c12 Christoph Hellwig 2014-10-11 2196 return result; d320a9551e394c Arnd Bergmann 2019-03-15 2197 return -ENOIOCTLCMD; ^1da177e4c3f41 Linus Torvalds 2005-04-16 @2198 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 2199 :::::: The code at line 2198 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
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Description: application/gzip
