diff options
Diffstat (limited to 'arch/powerpc/platforms/cell/spufs')
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/coredump.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c index 3b75e8f60609..026c181a98c5 100644 --- a/arch/powerpc/platforms/cell/spufs/coredump.c +++ b/arch/powerpc/platforms/cell/spufs/coredump.c @@ -66,13 +66,20 @@ static int match_context(const void *v, struct file *file, unsigned fd) */ static struct spu_context *coredump_next_context(int *fd) { + struct spu_context *ctx; struct file *file; int n = iterate_fd(current->files, *fd, match_context, NULL); if (!n) return NULL; *fd = n - 1; + + rcu_read_lock(); file = fcheck(*fd); - return SPUFS_I(file_inode(file))->i_ctx; + ctx = SPUFS_I(file_inode(file))->i_ctx; + get_spu_context(ctx); + rcu_read_unlock(); + + return ctx; } int spufs_coredump_extra_notes_size(void) @@ -83,17 +90,23 @@ int spufs_coredump_extra_notes_size(void) fd = 0; while ((ctx = coredump_next_context(&fd)) != NULL) { rc = spu_acquire_saved(ctx); - if (rc) + if (rc) { + put_spu_context(ctx); break; + } + rc = spufs_ctx_note_size(ctx, fd); spu_release_saved(ctx); - if (rc < 0) + if (rc < 0) { + put_spu_context(ctx); break; + } size += rc; /* start searching the next fd next time */ fd++; + put_spu_context(ctx); } return size; @@ -105,7 +118,7 @@ static int spufs_arch_write_note(struct spu_context *ctx, int i, size_t sz = spufs_coredump_read[i].size; char fullname[80]; struct elf_note en; - size_t ret; + int ret; sprintf(fullname, "SPU/%d/%s", dfd, spufs_coredump_read[i].name); en.n_namesz = strlen(fullname) + 1; |