recovery: more cargo-cult programming
Add O_DIRECT|O_SYNC when opening partitions for write.
Change-Id: I9825ad8e60fba87e482f8abc5593d6f54a1e3a1c
diff --git a/applypatch/applypatch.c b/applypatch/applypatch.c
index 2c62a06..60e26ed 100644
--- a/applypatch/applypatch.c
+++ b/applypatch/applypatch.c
@@ -424,7 +424,7 @@
{
size_t start = 0;
int success = 0;
- int fd = open(partition, O_RDWR);
+ int fd = open(partition, O_RDWR | O_DIRECT | O_SYNC);
if (fd < 0) {
printf("failed to open %s: %s\n", partition, strerror(errno));
return -1;
@@ -433,7 +433,7 @@
for (attempt = 0; attempt < 10; ++attempt) {
size_t next_sync = start + (1<<20);
- printf("raw write %s attempt %d start at %d\n", partition, attempt+1, start);
+ printf("raw O_DIRECT write %s attempt %d start at %d\n", partition, attempt+1, start);
lseek(fd, start, SEEK_SET);
while (start < len) {
size_t to_write = len - start;