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Message-Id: <1376583641-10298-2-git-send-email-zach@zachsthings.com>
Date: Thu, 15 Aug 2013 09:20:39 -0700
From: Zach Levis <zach@...hsthings.com>
To: akpm@...ux-foundation.org, oleg@...hat.com
Cc: viro@...iv.linux.org.uk, linux-kernel@...r.kernel.org,
linux-fsdevel@...r.kernel.org, dan.carpenter@...cle.com,
keescook@...omium.org, cody@...ux.vnet.ibm.com,
zml@...ux.vnet.ibm.com, Zach Levis <zach@...hsthings.com>
Subject: [PATCH v5 1/3] fs/binfmts: Add a name field to the binfmt struct
Adding the name field helps when printing error messages referring to
specific binfmts
Signed-off-by: Zach Levis <zach@...hsthings.com>
---
fs/binfmt_aout.c | 1 +
fs/binfmt_elf.c | 5 +++++
fs/binfmt_elf_fdpic.c | 1 +
fs/binfmt_em86.c | 1 +
fs/binfmt_flat.c | 1 +
fs/binfmt_misc.c | 1 +
fs/binfmt_script.c | 1 +
fs/binfmt_som.c | 1 +
fs/compat_binfmt_elf.c | 5 +++++
include/linux/binfmts.h | 1 +
10 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index bce8769..f6bed04 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -115,6 +115,7 @@ end_coredump:
#endif
static struct linux_binfmt aout_format = {
+ .name = "a.out",
.module = THIS_MODULE,
.load_binary = load_aout_binary,
.load_shlib = load_aout_library,
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index f8a0b0e..864208b 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -74,7 +74,12 @@ static int elf_core_dump(struct coredump_params *cprm);
#define ELF_PAGEOFFSET(_v) ((_v) & (ELF_MIN_ALIGN-1))
#define ELF_PAGEALIGN(_v) (((_v) + ELF_MIN_ALIGN - 1) & ~(ELF_MIN_ALIGN - 1))
+#ifndef ELF_FORMAT_NAME
+#define ELF_FORMAT_NAME "ELF"
+#endif
+
static struct linux_binfmt elf_format = {
+ .name = ELF_FORMAT_NAME,
.module = THIS_MODULE,
.load_binary = load_elf_binary,
.load_shlib = load_elf_library,
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index c166f32..6be4448 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -81,6 +81,7 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm);
#endif
static struct linux_binfmt elf_fdpic_format = {
+ .name = "FDPIC ELF",
.module = THIS_MODULE,
.load_binary = load_elf_fdpic_binary,
#ifdef CONFIG_ELF_CORE
diff --git a/fs/binfmt_em86.c b/fs/binfmt_em86.c
index 037a3e2..8404cdd 100644
--- a/fs/binfmt_em86.c
+++ b/fs/binfmt_em86.c
@@ -93,6 +93,7 @@ static int load_em86(struct linux_binprm *bprm)
}
static struct linux_binfmt em86_format = {
+ .name = "em86",
.module = THIS_MODULE,
.load_binary = load_em86,
};
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index d50bbe5..a7641e1 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -92,6 +92,7 @@ static int load_flat_binary(struct linux_binprm *);
static int flat_core_dump(struct coredump_params *cprm);
static struct linux_binfmt flat_format = {
+ .name = "flat",
.module = THIS_MODULE,
.load_binary = load_flat_binary,
.core_dump = flat_core_dump,
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 1c740e1..d74afc0 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -694,6 +694,7 @@ static struct dentry *bm_mount(struct file_system_type *fs_type,
}
static struct linux_binfmt misc_format = {
+ .name = "misc",
.module = THIS_MODULE,
.load_binary = load_misc_binary,
};
diff --git a/fs/binfmt_script.c b/fs/binfmt_script.c
index 5027a3e..53f3c17 100644
--- a/fs/binfmt_script.c
+++ b/fs/binfmt_script.c
@@ -99,6 +99,7 @@ static int load_script(struct linux_binprm *bprm)
}
static struct linux_binfmt script_format = {
+ .name = "script",
.module = THIS_MODULE,
.load_binary = load_script,
};
diff --git a/fs/binfmt_som.c b/fs/binfmt_som.c
index 4e00ed6..1c3ccc5 100644
--- a/fs/binfmt_som.c
+++ b/fs/binfmt_som.c
@@ -53,6 +53,7 @@ static int som_core_dump(struct coredump_params *cprm);
#define SOM_PAGEALIGN(_v) (((_v) + SOM_PAGESIZE - 1) & ~(SOM_PAGESIZE - 1))
static struct linux_binfmt som_format = {
+ .name = "SOM",
.module = THIS_MODULE,
.load_binary = load_som_binary,
.load_shlib = load_som_library,
diff --git a/fs/compat_binfmt_elf.c b/fs/compat_binfmt_elf.c
index a81147e..96330f3 100644
--- a/fs/compat_binfmt_elf.c
+++ b/fs/compat_binfmt_elf.c
@@ -131,9 +131,14 @@ static void cputime_to_compat_timeval(const cputime_t cputime,
* might make some debugging less confusing not to duplicate them.
*/
#define elf_format compat_elf_format
+#define elf_format_name compat_elf_format_name
#define init_elf_binfmt init_compat_elf_binfmt
#define exit_elf_binfmt exit_compat_elf_binfmt
+#ifndef ELF_FORMAT_NAME
+#define ELF_FORMAT_NAME "ELF compat"
+#endif
+
/*
* We share all the actual code with the native (64-bit) version.
*/
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 70cf138..402a74a 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -70,6 +70,7 @@ struct coredump_params {
struct linux_binfmt {
struct list_head lh;
struct module *module;
+ const char *name;
int (*load_binary)(struct linux_binprm *);
int (*load_shlib)(struct file *);
int (*core_dump)(struct coredump_params *cprm);
--
1.7.1
--
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