[PATCH 05/22] Add shared printk wrapper for consistent prefixing

From: Leif Lindholm
Date: Wed Feb 05 2014 - 12:11:56 EST


From: Roy Franz <roy.franz@xxxxxxxxxx>

Add a wrapper for printk to standardize the prefix for informational and
error messages from the EFI stub.

Signed-off-by: Roy Franz <roy.franz@xxxxxxxxxx>
Signed-off-by: Leif Lindholm <leif.lindholm@xxxxxxxxxx>
---
drivers/firmware/efi/efi-stub-helper.c | 25 ++++++++++++++-----------
1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/drivers/firmware/efi/efi-stub-helper.c b/drivers/firmware/efi/efi-stub-helper.c
index b6bffbf..eb5d2eb 100644
--- a/drivers/firmware/efi/efi-stub-helper.c
+++ b/drivers/firmware/efi/efi-stub-helper.c
@@ -45,6 +45,9 @@ static void efi_printk(efi_system_table_t *sys_table_arg, char *str)
}
}

+#define pr_efi(sys_table, msg) efi_printk(sys_table, "EFI stub: "msg)
+#define pr_efi_err(sys_table, msg) efi_printk(sys_table, "EFI stub: ERROR: "msg)
+

static efi_status_t efi_get_memory_map(efi_system_table_t *sys_table_arg,
efi_memory_desc_t **map,
@@ -324,7 +327,7 @@ static efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
nr_files * sizeof(*files),
(void **)&files);
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to alloc mem for file handle list\n");
+ pr_efi_err(sys_table_arg, "Failed to alloc mem for file handle list\n");
goto fail;
}

@@ -376,13 +379,13 @@ static efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
image->device_handle, &fs_proto,
(void **)&io);
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to handle fs_proto\n");
+ pr_efi_err(sys_table_arg, "Failed to handle fs_proto\n");
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");
+ pr_efi_err(sys_table_arg, "Failed to open volume\n");
goto free_files;
}
}
@@ -390,7 +393,7 @@ static efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
status = efi_call_phys5(fh->open, fh, &h, filename_16,
EFI_FILE_MODE_READ, (u64)0);
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to open file: ");
+ pr_efi_err(sys_table_arg, "Failed to open file: ");
efi_char16_printk(sys_table_arg, filename_16);
efi_printk(sys_table_arg, "\n");
goto close_handles;
@@ -402,7 +405,7 @@ static efi_status_t handle_cmdline_files(efi_system_table_t *sys_table_arg,
status = efi_call_phys4(h->get_info, h, &info_guid,
&info_sz, NULL);
if (status != EFI_BUFFER_TOO_SMALL) {
- efi_printk(sys_table_arg, "Failed to get file info size\n");
+ pr_efi_err(sys_table_arg, "Failed to get file info size\n");
goto close_handles;
}

@@ -411,7 +414,7 @@ grow:
EFI_LOADER_DATA, info_sz,
(void **)&info);
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to alloc mem for file info\n");
+ pr_efi_err(sys_table_arg, "Failed to alloc mem for file info\n");
goto close_handles;
}

@@ -427,7 +430,7 @@ grow:
efi_call_phys1(sys_table_arg->boottime->free_pool, info);

if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to get file info\n");
+ pr_efi_err(sys_table_arg, "Failed to get file info\n");
goto close_handles;
}

@@ -446,13 +449,13 @@ grow:
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 files\n");
+ pr_efi_err(sys_table_arg, "Failed to alloc highmem for files\n");
goto close_handles;
}

/* We've run out of free low memory. */
if (file_addr > max_addr) {
- efi_printk(sys_table_arg, "We've run out of free low memory\n");
+ pr_efi_err(sys_table_arg, "We've run out of free low memory\n");
status = EFI_INVALID_PARAMETER;
goto free_file_total;
}
@@ -473,7 +476,7 @@ grow:
&chunksize,
(void *)addr);
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "Failed to read file\n");
+ pr_efi_err(sys_table_arg, "Failed to read file\n");
goto free_file_total;
}
addr += chunksize;
@@ -558,7 +561,7 @@ static efi_status_t efi_relocate_kernel(efi_system_table_t *sys_table_arg,
&new_addr);
}
if (status != EFI_SUCCESS) {
- efi_printk(sys_table_arg, "ERROR: Failed to allocate usable memory for kernel.\n");
+ pr_efi_err(sys_table_arg, "ERROR: Failed to allocate usable memory for kernel.\n");
return status;
}

--
1.7.10.4

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