Messages in this thread | | | Date | Thu, 2 Jun 2022 07:05:15 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:dhowells/linux-fs/netfs-linked-list 39/59] fs/netfs/crypto.c:208:1: warning: the frame size of 1056 bytes is larger than 1024 bytes |
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tree: https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-linked-list head: 22ecc2fcdab4616e624408911ec1d54644e82030 commit: b5b1a16a9c1a2ff8c62ef0c952b5672b3c78800c [39/59] netfs: Perform content encryption config: arm-randconfig-r001-20220531 (https://download.01.org/0day-ci/archive/20220602/202206020658.yKznmUUi-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0 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://github.com/ammarfaizi2/linux-block/commit/b5b1a16a9c1a2ff8c62ef0c952b5672b3c78800c git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-linked-list git checkout b5b1a16a9c1a2ff8c62ef0c952b5672b3c78800c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash fs/netfs/
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
fs/netfs/crypto.c: In function 'netfs_encrypt': >> fs/netfs/crypto.c:208:1: warning: the frame size of 1056 bytes is larger than 1024 bytes [-Wframe-larger-than=] 208 | } | ^
vim +208 fs/netfs/crypto.c
133 134 /* 135 * Prepare a write request for writing. We encrypt from wreq->buffer to 136 * wreq->buffer2. 137 */ 138 bool netfs_encrypt(struct netfs_io_request *wreq) 139 { 140 struct netfs_i_context *ctx = netfs_i_context(wreq->inode); 141 struct scatterlist source_sg[16], dest_sg[16]; 142 unsigned int n_source, n_dest; 143 size_t n, chunk, bsize = 1UL << ctx->crypto_bshift; 144 loff_t pos; 145 int ret; 146 147 _enter(""); 148 149 trace_netfs_rreq(wreq, netfs_rreq_trace_encrypt); 150 151 pos = wreq->start; 152 n = wreq->len; 153 _debug("ENCRYPT %llx-%llx", pos, pos + n - 1); 154 155 for (; n > 0; n -= chunk, pos += chunk) { 156 chunk = min(n, bsize); 157 158 switch (wreq->buffering) { 159 case NETFS_ENC_BUFFER_TO_BOUNCE: 160 ret = netfs_xarray_to_sglist(&wreq->buffer, pos, chunk, 161 source_sg, ARRAY_SIZE(source_sg)); 162 break; 163 case NETFS_ENC_DIRECT_TO_BOUNCE: 164 ret = netfs_iter_to_sglist(&wreq->direct_iter, chunk, 165 dest_sg, ARRAY_SIZE(dest_sg)); 166 break; 167 case NETFS_COPY_ENC_BOUNCE: 168 ret = netfs_xarray_to_sglist(&wreq->bounce, pos, chunk, 169 source_sg, ARRAY_SIZE(source_sg)); 170 break; 171 default: 172 BUG(); 173 } 174 if (ret < 0) 175 goto error; 176 n_source = ret; 177 178 switch (wreq->buffering) { 179 case NETFS_ENC_BUFFER_TO_BOUNCE: 180 case NETFS_ENC_DIRECT_TO_BOUNCE: 181 ret = netfs_xarray_to_sglist(&wreq->bounce, pos, chunk, 182 dest_sg, ARRAY_SIZE(dest_sg)); 183 break; 184 case NETFS_COPY_ENC_BOUNCE: 185 memcpy(dest_sg, source_sg, sizeof(dest_sg)); 186 ret = n_source; 187 break; 188 default: 189 BUG(); 190 } 191 if (ret < 0) 192 goto error; 193 n_dest = ret; 194 195 ret = ctx->ops->encrypt_block(wreq, pos, chunk, 196 source_sg, n_source, dest_sg, n_dest); 197 if (ret < 0) 198 goto error_failed; 199 } 200 201 return true; 202 203 error_failed: 204 trace_netfs_failure(wreq, NULL, ret, netfs_fail_encryption); 205 error: 206 wreq->error = ret; 207 return false; > 208 }
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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