diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/kernel/irq.c | 7 | ||||
| -rw-r--r-- | arch/um/os-Linux/irq.c | 6 |
2 files changed, 8 insertions, 5 deletions
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c index 5c1e611f628..50a288bb875 100644 --- a/arch/um/kernel/irq.c +++ b/arch/um/kernel/irq.c @@ -79,7 +79,7 @@ skip: return 0; } -struct irq_fd *active_fds = NULL; +static struct irq_fd *active_fds = NULL; static struct irq_fd **last_irq_ptr = &active_fds; extern void free_irqs(void); @@ -124,8 +124,8 @@ int activate_fd(int irq, int fd, int type, void *dev_id) if (err < 0) goto out; - new_fd = um_kmalloc(sizeof(*new_fd)); err = -ENOMEM; + new_fd = kmalloc(sizeof(struct irq_fd), GFP_KERNEL); if (new_fd == NULL) goto out; @@ -176,9 +176,8 @@ int activate_fd(int irq, int fd, int type, void *dev_id) */ spin_unlock_irqrestore(&irq_lock, flags); kfree(tmp_pfd); - tmp_pfd = NULL; - tmp_pfd = um_kmalloc(n); + tmp_pfd = kmalloc(n, GFP_KERNEL); if (tmp_pfd == NULL) goto out_kfree; diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c index d46b818c131..d1b61d474e0 100644 --- a/arch/um/os-Linux/irq.c +++ b/arch/um/os-Linux/irq.c @@ -20,6 +20,10 @@ #include "os.h" #include "um_malloc.h" +/* + * Locked by irq_lock in arch/um/kernel/irq.c. Changed by os_create_pollfd + * and os_free_irq_by_cb, which are called under irq_lock. + */ static struct pollfd *pollfds = NULL; static int pollfds_num = 0; static int pollfds_size = 0; @@ -58,7 +62,7 @@ int os_create_pollfd(int fd, int events, void *tmp_pfd, int size_tmpfds) if (pollfds_num == pollfds_size) { if (size_tmpfds <= pollfds_size * sizeof(pollfds[0])) { /* return min size needed for new pollfds area */ - return((pollfds_size + 1) * sizeof(pollfds[0])); + return (pollfds_size + 1) * sizeof(pollfds[0]); } if (pollfds != NULL) { |