On Fri, 9 Aug 2013 16:26:10 -0700, Roy Franz <[email protected]> wrote: > Rename variables to be not initrd specific, as now the function > loads arbitrary files. > > Signed-off-by: Roy Franz <[email protected]>
Reviewed-by: Grant Likely <[email protected]> > --- > drivers/firmware/efi/efi-stub-helper.c | 92 > ++++++++++++++++---------------- > 1 file changed, 46 insertions(+), 46 deletions(-) > > diff --git a/drivers/firmware/efi/efi-stub-helper.c > b/drivers/firmware/efi/efi-stub-helper.c > index b5ef766..0f4d6e6 100644 > --- a/drivers/firmware/efi/efi-stub-helper.c > +++ b/drivers/firmware/efi/efi-stub-helper.c > @@ -11,7 +11,7 @@ > */ > > > -struct initrd { > +struct file_info { > efi_file_handle_t *handle; > u64 size; > }; > @@ -262,10 +262,10 @@ static void efi_free(efi_system_table_t *sys_table_arg, > unsigned long size, > > > /* > - * Check the cmdline for a LILO-style initrd= arguments. > + * Check the cmdline for a LILO-style file= arguments. > * > - * We only support loading an initrd from the same filesystem as the > - * kernel image. > + * We only support loading a file from the same filesystem as > + * the kernel image. > */ > static efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg, > efi_loaded_image_t *image, > @@ -273,19 +273,19 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > u64 max_addr, > u64 *load_addr, u64 *load_size) > { > - struct initrd *initrds; > - unsigned long initrd_addr; > + struct file_info *files; > + unsigned long file_addr; > efi_guid_t fs_proto = EFI_FILE_SYSTEM_GUID; > - u64 initrd_total; > + u64 file_size_total; > efi_file_io_interface_t *io; > efi_file_handle_t *fh; > efi_status_t status; > - int nr_initrds; > + int nr_files; > char *str; > int i, j, k; > > - initrd_addr = 0; > - initrd_total = 0; > + file_addr = 0; > + file_size_total = 0; > > str = cmd_line; > > @@ -300,7 +300,7 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > if (!str || !*str) > return EFI_SUCCESS; > > - for (nr_initrds = 0; *str; nr_initrds++) { > + for (nr_files = 0; *str; nr_files++) { > str = strstr(str, option_string); > if (!str) > break; > @@ -315,21 +315,21 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > str++; > } > > - if (!nr_initrds) > + if (!nr_files) > return EFI_SUCCESS; > > status = efi_call_phys3(sys_table_arg->boottime->allocate_pool, > EFI_LOADER_DATA, > - nr_initrds * sizeof(*initrds), > - &initrds); > + nr_files * sizeof(*files), > + &files); > if (status != EFI_SUCCESS) { > - efi_printk(sys_table_arg, "Failed to alloc mem for file > load\n"); > + efi_printk(sys_table_arg, "Failed to alloc mem for file handle > list\n"); > goto fail; > } > > str = cmd_line; > - for (i = 0; i < nr_initrds; i++) { > - struct initrd *initrd; > + for (i = 0; i < nr_files; i++) { > + struct file_info *file; > efi_file_handle_t *h; > efi_file_info_t *info; > efi_char16_t filename_16[256]; > @@ -344,7 +344,7 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > > str += strlen(option_string); > > - initrd = &initrds[i]; > + file = &files[i]; > p = filename_16; > > /* Skip any leading slashes */ > @@ -375,13 +375,13 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > image->device_handle, &fs_proto, &io); > if (status != EFI_SUCCESS) { > efi_printk(sys_table_arg, "Failed to handle > fs_proto\n"); > - goto free_initrds; > + goto free_files; > } > > status = efi_call_phys2(io->open_volume, io, &fh); > if (status != EFI_SUCCESS) { > efi_printk(sys_table_arg, "Failed to open > volume\n"); > - goto free_initrds; > + goto free_files; > } > } > > @@ -394,7 +394,7 @@ static efi_status_t > handle_cmdline_files(efi_system_table_t *sys_table_arg, > goto close_handles; > } > > - initrd->handle = h; > + file->handle = h; > > info_sz = 0; > status = efi_call_phys4(h->get_info, h, &info_guid, > @@ -428,37 +428,37 @@ grow: > goto close_handles; > } > > - initrd->size = file_sz; > - initrd_total += file_sz; > + file->size = file_sz; > + file_size_total += file_sz; > } > > - if (initrd_total) { > + if (file_size_total) { > unsigned long addr; > > /* > - * Multiple initrd's need to be at consecutive > - * addresses in memory, so allocate enough memory for > - * all the initrd's. > + * Multiple files need to be at consecutive addresses in memory, > + * so allocate enough memory for all the files. This is used > + * for loading multiple files. > */ > - status = efi_high_alloc(sys_table_arg, initrd_total, 0x1000, > - &initrd_addr, max_addr); > + status = efi_high_alloc(sys_table_arg, file_size_total, 0x1000, > + &file_addr, max_addr); > if (status != EFI_SUCCESS) { > - efi_printk(sys_table_arg, "Failed to alloc highmem for > initrds\n"); > + efi_printk(sys_table_arg, "Failed to alloc highmem for > files\n"); > goto close_handles; > } > > /* We've run out of free low memory. */ > - if (initrd_addr > max_addr) { > + if (file_addr > max_addr) { > efi_printk(sys_table_arg, "We've run out of free low > memory\n"); > status = EFI_INVALID_PARAMETER; > - goto free_initrd_total; > + goto free_file_total; > } > > - addr = initrd_addr; > - for (j = 0; j < nr_initrds; j++) { > + addr = file_addr; > + for (j = 0; j < nr_files; j++) { > u64 size; > > - size = initrds[j].size; > + size = files[j].size; > while (size) { > u64 chunksize; > if (size > EFI_READ_CHUNK_SIZE) > @@ -466,36 +466,36 @@ grow: > else > chunksize = size; > status = efi_call_phys3(fh->read, > - initrds[j].handle, > + files[j].handle, > &chunksize, addr); > if (status != EFI_SUCCESS) { > efi_printk(sys_table_arg, "Failed to > read file\n"); > - goto free_initrd_total; > + goto free_file_total; > } > addr += chunksize; > size -= chunksize; > } > > - efi_call_phys1(fh->close, initrds[j].handle); > + efi_call_phys1(fh->close, files[j].handle); > } > > } > > - efi_call_phys1(sys_table_arg->boottime->free_pool, initrds); > + efi_call_phys1(sys_table_arg->boottime->free_pool, files); > > - *load_addr = initrd_addr; > - *load_size = initrd_total; > + *load_addr = file_addr; > + *load_size = file_size_total; > > return status; > > -free_initrd_total: > - efi_free(sys_table_arg, initrd_total, initrd_addr); > +free_file_total: > + efi_free(sys_table_arg, file_size_total, file_addr); > > close_handles: > for (k = j; k < i; k++) > - efi_call_phys1(fh->close, initrds[k].handle); > -free_initrds: > - efi_call_phys1(sys_table_arg->boottime->free_pool, initrds); > + efi_call_phys1(fh->close, files[k].handle); > +free_files: > + efi_call_phys1(sys_table_arg->boottime->free_pool, files); > fail: > *load_addr = 0; > *load_size = 0; > -- > 1.7.10.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
