block.c (5f5bcd80f8c365bca1480dc39141952fa7f88c71) block.c (e96126ffa53d36ec75a1ee900a6b7e7c82d9bb9c)
1/*
2 * QEMU System Emulator block driver
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

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2235 .overlap_bytes = bytes,
2236 };
2237
2238 qemu_co_queue_init(&req->wait_queue);
2239
2240 QLIST_INSERT_HEAD(&bs->tracked_requests, req, list);
2241}
2242
1/*
2 * QEMU System Emulator block driver
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

--- 2226 unchanged lines hidden (view full) ---

2235 .overlap_bytes = bytes,
2236 };
2237
2238 qemu_co_queue_init(&req->wait_queue);
2239
2240 QLIST_INSERT_HEAD(&bs->tracked_requests, req, list);
2241}
2242
2243static void mark_request_serialising(BdrvTrackedRequest *req, size_t align)
2243static void mark_request_serialising(BdrvTrackedRequest *req, uint64_t align)
2244{
2245 int64_t overlap_offset = req->offset & ~(align - 1);
2244{
2245 int64_t overlap_offset = req->offset & ~(align - 1);
2246 int overlap_bytes = ROUND_UP(req->offset + req->bytes, align)
2247 - overlap_offset;
2246 unsigned int overlap_bytes = ROUND_UP(req->offset + req->bytes, align)
2247 - overlap_offset;
2248
2249 if (!req->serialising) {
2250 req->bs->serialising_in_flight++;
2251 req->serialising = true;
2252 }
2253
2254 req->overlap_offset = MIN(req->overlap_offset, overlap_offset);
2255 req->overlap_bytes = MAX(req->overlap_bytes, overlap_bytes);

--- 3175 unchanged lines hidden --- 		2248
2249 if (!req->serialising) {
2250 req->bs->serialising_in_flight++;
2251 req->serialising = true;
2252 }
2253
2254 req->overlap_offset = MIN(req->overlap_offset, overlap_offset);
2255 req->overlap_bytes = MAX(req->overlap_bytes, overlap_bytes);

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