diff options
Diffstat (limited to 'arch/x86/ia32/ia32_aout.c')
-rw-r--r-- | arch/x86/ia32/ia32_aout.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c index 0350311906ae..2d93bdbc9ac0 100644 --- a/arch/x86/ia32/ia32_aout.c +++ b/arch/x86/ia32/ia32_aout.c | |||
@@ -34,7 +34,7 @@ | |||
34 | #include <asm/ia32.h> | 34 | #include <asm/ia32.h> |
35 | 35 | ||
36 | #undef WARN_OLD | 36 | #undef WARN_OLD |
37 | #undef CORE_DUMP /* probably broken */ | 37 | #undef CORE_DUMP /* definitely broken */ |
38 | 38 | ||
39 | static int load_aout_binary(struct linux_binprm *, struct pt_regs *regs); | 39 | static int load_aout_binary(struct linux_binprm *, struct pt_regs *regs); |
40 | static int load_aout_library(struct file *); | 40 | static int load_aout_library(struct file *); |
@@ -131,21 +131,15 @@ static void set_brk(unsigned long start, unsigned long end) | |||
131 | * macros to write out all the necessary info. | 131 | * macros to write out all the necessary info. |
132 | */ | 132 | */ |
133 | 133 | ||
134 | static int dump_write(struct file *file, const void *addr, int nr) | 134 | #include <linux/coredump.h> |
135 | { | ||
136 | return file->f_op->write(file, addr, nr, &file->f_pos) == nr; | ||
137 | } | ||
138 | 135 | ||
139 | #define DUMP_WRITE(addr, nr) \ | 136 | #define DUMP_WRITE(addr, nr) \ |
140 | if (!dump_write(file, (void *)(addr), (nr))) \ | 137 | if (!dump_write(file, (void *)(addr), (nr))) \ |
141 | goto end_coredump; | 138 | goto end_coredump; |
142 | 139 | ||
143 | #define DUMP_SEEK(offset) \ | 140 | #define DUMP_SEEK(offset) \ |
144 | if (file->f_op->llseek) { \ | 141 | if (!dump_seek(file, offset)) \ |
145 | if (file->f_op->llseek(file, (offset), 0) != (offset)) \ | 142 | goto end_coredump; |
146 | goto end_coredump; \ | ||
147 | } else \ | ||
148 | file->f_pos = (offset) | ||
149 | 143 | ||
150 | #define START_DATA() (u.u_tsize << PAGE_SHIFT) | 144 | #define START_DATA() (u.u_tsize << PAGE_SHIFT) |
151 | #define START_STACK(u) (u.start_stack) | 145 | #define START_STACK(u) (u.start_stack) |
@@ -217,12 +211,6 @@ static int aout_core_dump(long signr, struct pt_regs *regs, struct file *file, | |||
217 | dump_size = dump.u_ssize << PAGE_SHIFT; | 211 | dump_size = dump.u_ssize << PAGE_SHIFT; |
218 | DUMP_WRITE(dump_start, dump_size); | 212 | DUMP_WRITE(dump_start, dump_size); |
219 | } | 213 | } |
220 | /* | ||
221 | * Finally dump the task struct. Not be used by gdb, but | ||
222 | * could be useful | ||
223 | */ | ||
224 | set_fs(KERNEL_DS); | ||
225 | DUMP_WRITE(current, sizeof(*current)); | ||
226 | end_coredump: | 214 | end_coredump: |
227 | set_fs(fs); | 215 | set_fs(fs); |
228 | return has_dumped; | 216 | return has_dumped; |