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authorOleg Nesterov <oleg@redhat.com>2013-04-30 15:28:16 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 17:04:06 -0700
commit079148b919d0c58b796f9ae98bdb53028dbcd5e7 (patch)
treeb2d44cfd18794533709b053d6669606b13173fe2
parent528f827ee0bb508af5c9466562f474675540473e (diff)
downloadop-kernel-dev-079148b919d0c58b796f9ae98bdb53028dbcd5e7.zip
op-kernel-dev-079148b919d0c58b796f9ae98bdb53028dbcd5e7.tar.gz
coredump: factor out the setting of PF_DUMPCORE
Cleanup. Every linux_binfmt->core_dump() sets PF_DUMPCORE, move this into zap_threads() called by do_coredump(). Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Mandeep Singh Baines <msb@chromium.org> Cc: Neil Horman <nhorman@redhat.com> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Cc: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/x86/ia32/ia32_aout.c1
-rw-r--r--fs/binfmt_aout.c1
-rw-r--r--fs/binfmt_elf.c3
-rw-r--r--fs/binfmt_elf_fdpic.c2
-rw-r--r--fs/coredump.c1
5 files changed, 2 insertions, 6 deletions
diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
index 03abf9b..81e94d9 100644
--- a/arch/x86/ia32/ia32_aout.c
+++ b/arch/x86/ia32/ia32_aout.c
@@ -162,7 +162,6 @@ static int aout_core_dump(long signr, struct pt_regs *regs, struct file *file,
fs = get_fs();
set_fs(KERNEL_DS);
has_dumped = 1;
- current->flags |= PF_DUMPCORE;
strncpy(dump.u_comm, current->comm, sizeof(current->comm));
dump.u_ar0 = offsetof(struct user32, regs);
dump.signal = signr;
diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index bbc8f88..02fe378 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -62,7 +62,6 @@ static int aout_core_dump(struct coredump_params *cprm)
fs = get_fs();
set_fs(KERNEL_DS);
has_dumped = 1;
- current->flags |= PF_DUMPCORE;
strncpy(dump.u_comm, current->comm, sizeof(dump.u_comm));
dump.u_ar0 = offsetof(struct user, regs);
dump.signal = cprm->siginfo->si_signo;
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index e32344b..34a9771 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -2092,8 +2092,7 @@ static int elf_core_dump(struct coredump_params *cprm)
goto cleanup;
has_dumped = 1;
- current->flags |= PF_DUMPCORE;
-
+
fs = get_fs();
set_fs(KERNEL_DS);
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 9c13e02..c1cc06a 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -1687,8 +1687,6 @@ static int elf_fdpic_core_dump(struct coredump_params *cprm)
fill_elf_fdpic_header(elf, e_phnum);
has_dumped = 1;
- current->flags |= PF_DUMPCORE;
-
/*
* Set up the notes in similar form to SVR4 core dumps made
* with info from their /proc.
diff --git a/fs/coredump.c b/fs/coredump.c
index aa8ac69..7300e31 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -299,6 +299,7 @@ static int zap_threads(struct task_struct *tsk, struct mm_struct *mm,
if (unlikely(nr < 0))
return nr;
+ tsk->flags = PF_DUMPCORE;
if (atomic_read(&mm->mm_users) == nr + 1)
goto done;
/*
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