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Date: Mon, 5 Nov 2007 19:09:24 -0600 From: Matt Mackall <mpm@...enic.com> To: Andrew Morton <akpm@...ux-foundation.org> Cc: linux-kernel@...r.kernel.org Subject: [PATCH] Loopback mounts should update the mtime of the underlying file on writes Noticed by a Mercurial user. I think this should fix it. Signed-off-by: Matt Mackall <mpm@...enic.com> Index: l/drivers/block/loop.c =================================================================== --- l.orig/drivers/block/loop.c 2007-11-05 17:50:07.000000000 -0600 +++ l/drivers/block/loop.c 2007-11-05 19:03:51.000000000 -0600 @@ -221,6 +221,7 @@ static int do_lo_send_aops(struct loop_d offset = pos & ((pgoff_t)PAGE_CACHE_SIZE - 1); bv_offs = bvec->bv_offset; len = bvec->bv_len; + file_update_time(file); while (len > 0) { sector_t IV; unsigned size; @@ -299,6 +300,7 @@ static int __do_lo_send_write(struct fil set_fs(get_ds()); bw = file->f_op->write(file, buf, len, &pos); + file_update_time(file); set_fs(old_fs); if (likely(bw == len)) return 0; -- Mathematics is the supreme nostalgia of our time. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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