diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/acct.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/acct.c b/kernel/acct.c index 85389fe2abd..8d6e145138b 100644 --- a/kernel/acct.c +++ b/kernel/acct.c @@ -540,10 +540,15 @@ static void do_acct_process(struct bsd_acct_struct *acct, ac.ac_swaps = encode_comp_t(0); /* + * Get freeze protection. If the fs is frozen, just skip the write + * as we could deadlock the system otherwise. + */ + if (!file_start_write_trylock(file)) + goto out; + /* * Kernel segment override to datasegment and write it * to the accounting file. */ - file_start_write(file); fs = get_fs(); set_fs(KERNEL_DS); /* |