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Message-ID: <CAMj1kXGMnTfYiU_vMDYG0uy7Na7wy=5DRHERTzZQeb4UBusn0g@mail.gmail.com>
Date: Thu, 30 Apr 2020 21:29:46 +0200
From: Ard Biesheuvel <ardb@...nel.org>
To: Joe Perches <joe@...ches.com>
Cc: Arvind Sankar <nivedita@...m.mit.edu>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
linux-efi <linux-efi@...r.kernel.org>, X86 ML <x86@...nel.org>
Subject: Re: [PATCH 1/2] efi/libstub: efi_info/efi_err message neatening
On Thu, 30 Apr 2020 at 21:12, Joe Perches <joe@...ches.com> wrote:
>
> Use a standard style for these output logging messages.
>
> Miscellanea:
>
> o Use more common macro #defines with fmt, ##__VA_ARGS__
> 0 Remove trailing messages periods and odd ' uses
> o Remove embedded function names and use %s, __func__
>
> Signed-off-by: Joe Perches <joe@...ches.com>
> ---
>
> Perhaps these trivialities on top of this series?
>
The EFI printing routines don't actually support format strings.
Removing trailing periods is not really necessary IMO, but i'll take a
patch that fixes those weird quotes.
Thanks,
Ard.
> drivers/firmware/efi/libstub/arm32-stub.c | 10 +++++-----
> drivers/firmware/efi/libstub/efi-stub.c | 2 +-
> drivers/firmware/efi/libstub/efistub.h | 9 ++++++---
> drivers/firmware/efi/libstub/fdt.c | 8 ++++----
> drivers/firmware/efi/libstub/pci.c | 4 ++--
> drivers/firmware/efi/libstub/relocate.c | 2 +-
> drivers/firmware/efi/libstub/secureboot.c | 4 ++--
> 7 files changed, 21 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/firmware/efi/libstub/arm32-stub.c b/drivers/firmware/efi/libstub/arm32-stub.c
> index b038afe..5795781 100644
> --- a/drivers/firmware/efi/libstub/arm32-stub.c
> +++ b/drivers/firmware/efi/libstub/arm32-stub.c
> @@ -120,7 +120,7 @@ static efi_status_t reserve_kernel_base(unsigned long dram_base,
> */
> status = efi_get_memory_map(&map);
> if (status != EFI_SUCCESS) {
> - efi_err("reserve_kernel_base(): Unable to retrieve memory map.\n");
> + efi_err("%s(): Unable to retrieve memory map\n", __func__);
> return status;
> }
>
> @@ -162,7 +162,7 @@ static efi_status_t reserve_kernel_base(unsigned long dram_base,
> (end - start) / EFI_PAGE_SIZE,
> &start);
> if (status != EFI_SUCCESS) {
> - efi_err("reserve_kernel_base(): alloc failed.\n");
> + efi_err("%s(): alloc failed\n", __func__);
> goto out;
> }
> break;
> @@ -219,7 +219,7 @@ efi_status_t handle_kernel_image(unsigned long *image_addr,
>
> status = reserve_kernel_base(kernel_base, reserve_addr, reserve_size);
> if (status != EFI_SUCCESS) {
> - efi_err("Unable to allocate memory for uncompressed kernel.\n");
> + efi_err("Unable to allocate memory for uncompressed kernel\n");
> return status;
> }
>
> @@ -232,7 +232,7 @@ efi_status_t handle_kernel_image(unsigned long *image_addr,
> status = efi_relocate_kernel(image_addr, *image_size, *image_size,
> kernel_base + MAX_UNCOMP_KERNEL_SIZE, 0, 0);
> if (status != EFI_SUCCESS) {
> - efi_err("Failed to relocate kernel.\n");
> + efi_err("Failed to relocate kernel\n");
> efi_free(*reserve_size, *reserve_addr);
> *reserve_size = 0;
> return status;
> @@ -244,7 +244,7 @@ efi_status_t handle_kernel_image(unsigned long *image_addr,
> * address at which the zImage is loaded.
> */
> if (*image_addr + *image_size > dram_base + ZIMAGE_OFFSET_LIMIT) {
> - efi_err("Failed to relocate kernel, no low memory available.\n");
> + efi_err("Failed to relocate kernel, no low memory available\n");
> efi_free(*reserve_size, *reserve_addr);
> *reserve_size = 0;
> efi_free(*image_size, *image_addr);
> diff --git a/drivers/firmware/efi/libstub/efi-stub.c b/drivers/firmware/efi/libstub/efi-stub.c
> index c2484b..19b42b 100644
> --- a/drivers/firmware/efi/libstub/efi-stub.c
> +++ b/drivers/firmware/efi/libstub/efi-stub.c
> @@ -251,7 +251,7 @@ efi_status_t efi_entry(efi_handle_t handle, efi_system_table_t *sys_table_arg)
> if (!IS_ENABLED(CONFIG_EFI_ARMSTUB_DTB_LOADER) ||
> secure_boot != efi_secureboot_mode_disabled) {
> if (strstr(cmdline_ptr, "dtb="))
> - efi_err("Ignoring DTB from command line.\n");
> + efi_err("Ignoring DTB from command line\n");
> } else {
> status = efi_load_dtb(image, &fdt_addr, &fdt_size);
>
> diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
> index 874233..369262 100644
> --- a/drivers/firmware/efi/libstub/efistub.h
> +++ b/drivers/firmware/efi/libstub/efistub.h
> @@ -49,11 +49,14 @@ extern const efi_system_table_t *efi_system_table;
> #define efi_call_proto(inst, func, ...) inst->func(inst, ##__VA_ARGS__)
> #endif
>
> -#define efi_info(msg) do { \
> - if (!efi_quiet) efi_printk("EFI stub: "msg); \
> +#define efi_info(fmt, ...) \
> +do { \
> + if (!efi_quiet) \
> + efi_printk("EFI stub: " fmt, ##__VA_ARGS__); \
> } while (0)
>
> -#define efi_err(msg) efi_printk("EFI stub: ERROR: "msg)
> +#define efi_err(fmt, ...) \
> + efi_printk("EFI stub: ERROR: " fmt, ##__VA_ARGS__)
>
> /* Helper macros for the usual case of using simple C variables: */
> #ifndef fdt_setprop_inplace_var
> diff --git a/drivers/firmware/efi/libstub/fdt.c b/drivers/firmware/efi/libstub/fdt.c
> index 11ecf3c..7c7257 100644
> --- a/drivers/firmware/efi/libstub/fdt.c
> +++ b/drivers/firmware/efi/libstub/fdt.c
> @@ -270,7 +270,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
> */
> status = efi_get_memory_map(&map);
> if (status != EFI_SUCCESS) {
> - efi_err("Unable to retrieve UEFI memory map.\n");
> + efi_err("Unable to retrieve UEFI memory map\n");
> return status;
> }
>
> @@ -279,7 +279,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
> map.map = &memory_map;
> status = efi_allocate_pages(MAX_FDT_SIZE, new_fdt_addr, max_addr);
> if (status != EFI_SUCCESS) {
> - efi_err("Unable to allocate memory for new device tree.\n");
> + efi_err("Unable to allocate memory for new device tree\n");
> goto fail;
> }
>
> @@ -296,7 +296,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
> initrd_addr, initrd_size);
>
> if (status != EFI_SUCCESS) {
> - efi_err("Unable to construct new device tree.\n");
> + efi_err("Unable to construct new device tree\n");
> goto fail_free_new_fdt;
> }
>
> @@ -342,7 +342,7 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle,
> return EFI_SUCCESS;
> }
>
> - efi_err("Exit boot services failed.\n");
> + efi_err("Exit boot services failed\n");
>
> fail_free_new_fdt:
> efi_free(MAX_FDT_SIZE, *new_fdt_addr);
> diff --git a/drivers/firmware/efi/libstub/pci.c b/drivers/firmware/efi/libstub/pci.c
> index 60af51b..111c44b 100644
> --- a/drivers/firmware/efi/libstub/pci.c
> +++ b/drivers/firmware/efi/libstub/pci.c
> @@ -28,7 +28,7 @@ void efi_pci_disable_bridge_busmaster(void)
>
> if (status != EFI_BUFFER_TOO_SMALL) {
> if (status != EFI_SUCCESS && status != EFI_NOT_FOUND)
> - efi_err("Failed to locate PCI I/O handles'\n");
> + efi_err("Failed to locate PCI I/O handles\n");
> return;
> }
>
> @@ -42,7 +42,7 @@ void efi_pci_disable_bridge_busmaster(void)
> status = efi_bs_call(locate_handle, EFI_LOCATE_BY_PROTOCOL, &pci_proto,
> NULL, &pci_handle_size, pci_handle);
> if (status != EFI_SUCCESS) {
> - efi_err("Failed to locate PCI I/O handles'\n");
> + efi_err("Failed to locate PCI I/O handles\n");
> goto free_handle;
> }
>
> diff --git a/drivers/firmware/efi/libstub/relocate.c b/drivers/firmware/efi/libstub/relocate.c
> index 93c04d..62e2d6 100644
> --- a/drivers/firmware/efi/libstub/relocate.c
> +++ b/drivers/firmware/efi/libstub/relocate.c
> @@ -157,7 +157,7 @@ efi_status_t efi_relocate_kernel(unsigned long *image_addr,
> min_addr);
> }
> if (status != EFI_SUCCESS) {
> - efi_err("Failed to allocate usable memory for kernel.\n");
> + efi_err("Failed to allocate usable memory for kernel\n");
> return status;
> }
>
> diff --git a/drivers/firmware/efi/libstub/secureboot.c b/drivers/firmware/efi/libstub/secureboot.c
> index 5efc524..796a31 100644
> --- a/drivers/firmware/efi/libstub/secureboot.c
> +++ b/drivers/firmware/efi/libstub/secureboot.c
> @@ -67,10 +67,10 @@ enum efi_secureboot_mode efi_get_secureboot(void)
> return efi_secureboot_mode_disabled;
>
> secure_boot_enabled:
> - efi_info("UEFI Secure Boot is enabled.\n");
> + efi_info("UEFI Secure Boot is enabled\n");
> return efi_secureboot_mode_enabled;
>
> out_efi_err:
> - efi_err("Could not determine UEFI Secure Boot status.\n");
> + efi_err("Could not determine UEFI Secure Boot status\n");
> return efi_secureboot_mode_unknown;
> }
> --
> 2.26.0
>
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