{"id":195,"date":"2004-12-08T12:20:00","date_gmt":"2004-12-08T12:20:00","guid":{"rendered":"http:\/\/nangchang.nes.or.kr\/?p=195"},"modified":"2004-12-08T12:20:00","modified_gmt":"2004-12-08T12:20:00","slug":"consistent_alloc-consistent_sync","status":"publish","type":"post","link":"https:\/\/nangchang.nes.or.kr\/?p=195","title":{"rendered":"consistent_alloc() &#038; consistent_sync()"},"content":{"rendered":"<div class=\"blog-content\">\n<div>\n<div class=\"indent\"> <a class=\"externalLink\" href=\"http:\/\/kelp.or.kr\/jsboard\/read.php?table=s3c&amp;no=845&amp;page=1\">http:\/\/kelp.or.kr\/jsboard\/read.php?table=s3c&amp;no=845&amp;page=1<\/a> <\/p><\/div>\n<p> == <\/p><\/div>\n<p><\/p>\n<div> \uc544\uc544.. \uac04\uc2e0\ud788 \uc815\uccb4\ub97c \uc870\uae08 \uc54c\uc558\ub2e4. <\/div>\n<p><\/p>\n<div> \ubaa8\ub4e0 \ubb38\uc81c\ub294 DMA\uac00 CPU\ub97c \uac70\uce58\uc9c0 \uc54a\uace0 \uba54\ubaa8\ub9ac\ub97c \uc77d\uace0 \uc4f0\uae30 \ub54c\ubb38&#8230; <\/div>\n<p><\/p>\n<div> \uc608\ub97c \ub4e4\uc5b4 \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \uba54\ubaa8\ub9ac\uc5d0 \ub370\uc774\ud130\ub97c \uc4f4 \uacbd\uc6b0, CPU\uac00 \uadf8 \uc8fc\uc18c\uc5d0 \ub300\ud55c <\/div>\n<p><\/p>\n<div> \uce90\uc26c\ub97c \uac00\uc9c0\uace0 \uc788\ub2e4\uba74 CPU\ub294 \uc5c9\ub6b1\ud55c \ub370\uc774\ud130\ub97c \uc77d\uac8c \ub418\ub294 \uac83\uc774\ub2e4. <\/div>\n<p><\/p>\n<div> \uc774\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc740 2\uac00\uc9c0. <\/div>\n<p><\/p>\n<div> \ud558\ub098\ub294 CPU\uac00 \uadf8 \uba54\ubaa8\ub9ac \uc601\uc5ed\uc5d0 \ub300\ud574\uc11c\ub294 \uce90\uc26c\ub97c \uc4f0\uc9c0 \uc54a\uac8c \ud558\ub294 \uac83\uc774\uace0, <\/div>\n<p><\/p>\n<div> \ub610 \ud558\ub098\ub294 \ub514\ubc14\uc774\uc2a4&lt;-&gt;\uba54\ubaa8\ub9ac \uac04\uc758 \ub370\uc774\ud130 \uc774\ub3d9\uc774 \uc77c\uc5b4\ub098\uac70\ub098 \uc77c\uc5b4\ub09c \ud6c4, <\/div>\n<p><\/p>\n<div> CPU\uc758 \uce90\uc26c\uc640 \uba54\ubaa8\ub9ac\ub97c \ub3d9\uae30\ud654 \uc2dc\ucf1c \uc8fc\ub294 \uac83\uc774\ub2e4. <\/div>\n<p><\/p>\n<div> \uc804\uc790\uc5d0 \uc4f0\ub294 \ud568\uc218\uac00 consistent_alloc()\uc774\uace0 \ud6c4\uc790\uc5d0 \uc4f0\ub294 \ud568\uc218\uac00 consistent_sync(). <\/div>\n<p><\/p>\n<div> \uc989, consistent_alloc()\uacfc consistent_free()\uac00 \uc5c6\ub354\ub77c\ub3c4, \uc6d0\ud558\ub294 \ubc14\ub294 \ub2ec\uc131\ud560 \uc218 \uc788\uc9c0\ub9cc&#8230; \uc880\ub354 \ubcf5\uc7a1\ud574 \uc9c4\ub2e4. <\/div>\n<p><\/p>\n<div> consistent_alloc()\uacfc consistent_free()\ub294 \uba54\ubaa8\ub9ac \ud560\ub2f9\/\ud574\uc81c\uc2dc\uc5d0 \ud55c\ubc88\ub9cc \ud574\uc8fc\uba74 \ub418\uc9c0\ub9cc, <\/div>\n<p><\/p>\n<div> consistent_sync()\uc758 \uacbd\uc6b0\uc5d0\ub294 \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \uba54\ubaa8\ub9ac\ub97c \uc77d\uae30\uc804\uc774\ub098,  <\/div>\n<p><\/p>\n<div> \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \uba54\ubaa8\ub9ac\uc5d0 \uc4f4 \ud6c4\uc5d0 \uc77c\uc77c\uc774 consistent_sync()\ub97c \ud638\ucd9c\ud574 \uc918\uc57c \ub41c\ub2e4. <\/div>\n<p><\/p>\n<div> \ud760&#8230; \uacb0\uad6d&#8230;. dsplink\uc18c\uc2a4\ub97c \ub2e4 \ub4a4\uc838\uc11c \ud574\ub2f9 \ubd80\ubd84\ub9c8\ub2e4 consistent_sync()\ub97c \ud638\ucd9c\ud574 \uc918\uc57c \ud55c\ub2e8 \ub9d0\uc778\ub370;;; <\/div>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>http:\/\/kelp.or.kr\/jsboard\/read.php?table=s3c&amp;no=845&amp;page=1 == \uc544\uc544.. \uac04\uc2e0\ud788 \uc815\uccb4\ub97c \uc870\uae08 \uc54c\uc558\ub2e4. \ubaa8\ub4e0 \ubb38\uc81c\ub294 DMA\uac00 CPU\ub97c \uac70\uce58\uc9c0 \uc54a\uace0 \uba54\ubaa8\ub9ac\ub97c \uc77d\uace0 \uc4f0\uae30 \ub54c\ubb38&#8230; \uc608\ub97c \ub4e4\uc5b4 \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \uba54\ubaa8\ub9ac\uc5d0 \ub370\uc774\ud130\ub97c \uc4f4 \uacbd\uc6b0, CPU\uac00 \uadf8 \uc8fc\uc18c\uc5d0 \ub300\ud55c \uce90\uc26c\ub97c \uac00\uc9c0\uace0 \uc788\ub2e4\uba74 CPU\ub294 \uc5c9\ub6b1\ud55c \ub370\uc774\ud130\ub97c \uc77d\uac8c \ub418\ub294 \uac83\uc774\ub2e4. \uc774\ub97c \ud574\uacb0\ud558\ub294 \ubc29\ubc95\uc740 2\uac00\uc9c0. \ud558\ub098\ub294 CPU\uac00 \uadf8 \uba54\ubaa8\ub9ac \uc601\uc5ed\uc5d0 \ub300\ud574\uc11c\ub294 \uce90\uc26c\ub97c \uc4f0\uc9c0 \uc54a\uac8c \ud558\ub294 \uac83\uc774\uace0, \ub610 \ud558\ub098\ub294 \ub514\ubc14\uc774\uc2a4&lt;-&gt;\uba54\ubaa8\ub9ac [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-195","post","type-post","status-publish","format-standard","hentry","category-embedded-linux"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=\/wp\/v2\/posts\/195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=195"}],"version-history":[{"count":0,"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=\/wp\/v2\/posts\/195\/revisions"}],"wp:attachment":[{"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nangchang.nes.or.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}